306495720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{821}}^1$

素因数の和:916

約数の個数: 192

約数和(自身を含む): 1073301840

約数和(自身を除く): 766806120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 61, 68, 72, 85, 90, 102, 120, 122, 136, 153, 170, 180, 183, 204, 244, 255, 305, 306, 340, 360, 366, 408, 488, 510, 549, 610, 612, 680, 732, 765, 821, 915, 1020, 1037, 1098, 1220, 1224, 1464, 1530, 1642, 1830, 2040, 2074, 2196, 2440, 2463, 2745, 3060, 3111, 3284, 3660, 4105, 4148, 4392, 4926, 5185, 5490, 6120, 6222, 6568, 7320, 7389, 8210, 8296, 9333, 9852, 10370, 10980, 12315, 12444, 13957, 14778, 15555, 16420, 18666, 19704, 20740, 21960, 24630, 24888, 27914, 29556, 31110, 32840, 36945, 37332, 41480, 41871, 46665, 49260, 50081, 55828, 59112, 62220, 69785, 73890, 74664, 83742, 93330, 98520, 100162, 111656, 124440, 125613, 139570, 147780, 150243, 167484, 186660, 200324, 209355, 250405, 251226, 279140, 295560, 300486, 334968, 373320, 400648, 418710, 450729, 500810, 502452, 558280, 600972, 628065, 751215, 837420, 851377, 901458, 1001620, 1004904, 1201944, 1256130, 1502430, 1674840, 1702754, 1802916, 2003240, 2253645, 2512260, 2554131, 3004860, 3405508, 3605832, 4256885, 4507290, 5024520, 5108262, 6009720, 6811016, 7662393, 8513770, 9014580, 10216524, 12770655, 15324786, 17027540, 18029160, 20433048, 25541310, 30649572, 34055080, 38311965, 51082620, 61299144, 76623930, 102165240, 153247860, 306495720]

約数ペア:

[(1, 306495720), (2, 153247860), (3, 102165240), (4, 76623930), (5, 61299144), (6, 51082620), (8, 38311965), (9, 34055080), (10, 30649572), (12, 25541310), (15, 20433048), (17, 18029160), (18, 17027540), (20, 15324786), (24, 12770655), (30, 10216524), (34, 9014580), (36, 8513770), (40, 7662393), (45, 6811016), (51, 6009720), (60, 5108262), (61, 5024520), (68, 4507290), (72, 4256885), (85, 3605832), (90, 3405508), (102, 3004860), (120, 2554131), (122, 2512260), (136, 2253645), (153, 2003240), (170, 1802916), (180, 1702754), (183, 1674840), (204, 1502430), (244, 1256130), (255, 1201944), (305, 1004904), (306, 1001620), (340, 901458), (360, 851377), (366, 837420), (408, 751215), (488, 628065), (510, 600972), (549, 558280), (610, 502452), (612, 500810), (680, 450729), (732, 418710), (765, 400648), (821, 373320), (915, 334968), (1020, 300486), (1037, 295560), (1098, 279140), (1220, 251226), (1224, 250405), (1464, 209355), (1530, 200324), (1642, 186660), (1830, 167484), (2040, 150243), (2074, 147780), (2196, 139570), (2440, 125613), (2463, 124440), (2745, 111656), (3060, 100162), (3111, 98520), (3284, 93330), (3660, 83742), (4105, 74664), (4148, 73890), (4392, 69785), (4926, 62220), (5185, 59112), (5490, 55828), (6120, 50081), (6222, 49260), (6568, 46665), (7320, 41871), (7389, 41480), (8210, 37332), (8296, 36945), (9333, 32840), (9852, 31110), (10370, 29556), (10980, 27914), (12315, 24888), (12444, 24630), (13957, 21960), (14778, 20740), (15555, 19704), (16420, 18666)]