989111340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{757}}^1$

素因数の和:857

約数の個数: 288

約数和(自身を含む): 3695013504

約数和(自身を除く): 2705902164

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 61, 63, 68, 70, 84, 85, 90, 102, 105, 119, 122, 126, 140, 153, 170, 180, 183, 204, 210, 238, 244, 252, 255, 305, 306, 315, 340, 357, 366, 420, 427, 476, 510, 549, 595, 610, 612, 630, 714, 732, 757, 765, 854, 915, 1020, 1037, 1071, 1098, 1190, 1220, 1260, 1281, 1428, 1514, 1530, 1708, 1785, 1830, 2074, 2135, 2142, 2196, 2271, 2380, 2562, 2745, 3028, 3060, 3111, 3570, 3660, 3785, 3843, 4148, 4270, 4284, 4542, 5124, 5185, 5299, 5355, 5490, 6222, 6405, 6813, 7140, 7259, 7570, 7686, 8540, 9084, 9333, 10370, 10598, 10710, 10980, 11355, 12444, 12810, 12869, 13626, 14518, 15140, 15372, 15555, 15897, 18666, 19215, 20740, 21196, 21420, 21777, 22710, 25620, 25738, 26495, 27252, 29036, 31110, 31794, 34065, 36295, 37332, 38430, 38607, 43554, 45420, 46177, 46665, 47691, 51476, 52990, 62220, 63588, 64345, 65331, 68130, 72590, 76860, 77214, 79485, 87108, 90083, 92354, 93330, 95382, 105980, 108885, 115821, 128690, 130662, 136260, 138531, 145180, 154428, 158970, 180166, 184708, 186660, 190764, 193035, 217770, 230885, 231642, 238455, 257380, 261324, 270249, 277062, 317940, 323239, 326655, 360332, 386070, 415593, 435540, 450415, 461770, 463284, 476910, 540498, 554124, 579105, 646478, 653310, 692655, 772140, 785009, 810747, 831186, 900830, 923540, 953820, 969717, 1080996, 1158210, 1292956, 1306620, 1351245, 1385310, 1570018, 1616195, 1621494, 1662372, 1801660, 1939434, 2077965, 2316420, 2355027, 2702490, 2770620, 2909151, 3140036, 3232390, 3242988, 3878868, 3925045, 4053735, 4155930, 4710054, 4848585, 5404980, 5495063, 5818302, 6464780, 7065081, 7850090, 8107470, 8311860, 9420108, 9697170, 10990126, 11636604, 11775135, 14130162, 14545755, 15700180, 16214940, 16485189, 19394340, 21980252, 23550270, 27475315, 28260324, 29091510, 32970378, 35325405, 47100540, 49455567, 54950630, 58183020, 65940756, 70650810, 82425945, 98911134, 109901260, 141301620, 164851890, 197822268, 247277835, 329703780, 494555670, 989111340]

約数ペア:

[(1, 989111340), (2, 494555670), (3, 329703780), (4, 247277835), (5, 197822268), (6, 164851890), (7, 141301620), (9, 109901260), (10, 98911134), (12, 82425945), (14, 70650810), (15, 65940756), (17, 58183020), (18, 54950630), (20, 49455567), (21, 47100540), (28, 35325405), (30, 32970378), (34, 29091510), (35, 28260324), (36, 27475315), (42, 23550270), (45, 21980252), (51, 19394340), (60, 16485189), (61, 16214940), (63, 15700180), (68, 14545755), (70, 14130162), (84, 11775135), (85, 11636604), (90, 10990126), (102, 9697170), (105, 9420108), (119, 8311860), (122, 8107470), (126, 7850090), (140, 7065081), (153, 6464780), (170, 5818302), (180, 5495063), (183, 5404980), (204, 4848585), (210, 4710054), (238, 4155930), (244, 4053735), (252, 3925045), (255, 3878868), (305, 3242988), (306, 3232390), (315, 3140036), (340, 2909151), (357, 2770620), (366, 2702490), (420, 2355027), (427, 2316420), (476, 2077965), (510, 1939434), (549, 1801660), (595, 1662372), (610, 1621494), (612, 1616195), (630, 1570018), (714, 1385310), (732, 1351245), (757, 1306620), (765, 1292956), (854, 1158210), (915, 1080996), (1020, 969717), (1037, 953820), (1071, 923540), (1098, 900830), (1190, 831186), (1220, 810747), (1260, 785009), (1281, 772140), (1428, 692655), (1514, 653310), (1530, 646478), (1708, 579105), (1785, 554124), (1830, 540498), (2074, 476910), (2135, 463284), (2142, 461770), (2196, 450415), (2271, 435540), (2380, 415593), (2562, 386070), (2745, 360332), (3028, 326655), (3060, 323239), (3111, 317940), (3570, 277062), (3660, 270249), (3785, 261324), (3843, 257380), (4148, 238455), (4270, 231642), (4284, 230885), (4542, 217770), (5124, 193035), (5185, 190764), (5299, 186660), (5355, 184708), (5490, 180166), (6222, 158970), (6405, 154428), (6813, 145180), (7140, 138531), (7259, 136260), (7570, 130662), (7686, 128690), (8540, 115821), (9084, 108885), (9333, 105980), (10370, 95382), (10598, 93330), (10710, 92354), (10980, 90083), (11355, 87108), (12444, 79485), (12810, 77214), (12869, 76860), (13626, 72590), (14518, 68130), (15140, 65331), (15372, 64345), (15555, 63588), (15897, 62220), (18666, 52990), (19215, 51476), (20740, 47691), (21196, 46665), (21420, 46177), (21777, 45420), (22710, 43554), (25620, 38607), (25738, 38430), (26495, 37332), (27252, 36295), (29036, 34065), (31110, 31794)]