285458040

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{619}}^1$

素因数の和:707

約数の個数: 256

約数和(自身を含む): 1107072000

約数和(自身を除く): 821613960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 61, 63, 70, 72, 84, 90, 105, 108, 120, 122, 126, 135, 140, 168, 180, 183, 189, 210, 216, 244, 252, 270, 280, 305, 315, 360, 366, 378, 420, 427, 488, 504, 540, 549, 610, 619, 630, 732, 756, 840, 854, 915, 945, 1080, 1098, 1220, 1238, 1260, 1281, 1464, 1512, 1647, 1708, 1830, 1857, 1890, 2135, 2196, 2440, 2476, 2520, 2562, 2745, 3095, 3294, 3416, 3660, 3714, 3780, 3843, 4270, 4333, 4392, 4952, 5124, 5490, 5571, 6190, 6405, 6588, 7320, 7428, 7560, 7686, 8235, 8540, 8666, 9285, 10248, 10980, 11142, 11529, 12380, 12810, 12999, 13176, 14856, 15372, 16470, 16713, 17080, 17332, 18570, 19215, 21665, 21960, 22284, 23058, 24760, 25620, 25998, 27855, 30744, 32940, 33426, 34664, 37140, 37759, 38430, 38997, 43330, 44568, 46116, 51240, 51996, 55710, 57645, 64995, 65880, 66852, 74280, 75518, 76860, 77994, 83565, 86660, 92232, 103992, 111420, 113277, 115290, 116991, 129990, 133704, 151036, 153720, 155988, 167130, 173320, 188795, 194985, 222840, 226554, 230580, 233982, 259980, 264313, 302072, 311976, 334260, 339831, 377590, 389970, 453108, 461160, 467964, 519960, 528626, 566385, 584955, 668520, 679662, 755180, 779940, 792939, 906216, 935928, 1019493, 1057252, 1132770, 1169910, 1321565, 1359324, 1510360, 1559880, 1585878, 1699155, 2038986, 2114504, 2265540, 2339820, 2378817, 2643130, 2718648, 3171756, 3398310, 3964695, 4077972, 4531080, 4679640, 4757634, 5097465, 5286260, 6343512, 6796620, 7136451, 7929390, 8155944, 9515268, 10194930, 10572520, 11894085, 13593240, 14272902, 15858780, 19030536, 20389860, 23788170, 28545804, 31717560, 35682255, 40779720, 47576340, 57091608, 71364510, 95152680, 142729020, 285458040]

約数ペア:

[(1, 285458040), (2, 142729020), (3, 95152680), (4, 71364510), (5, 57091608), (6, 47576340), (7, 40779720), (8, 35682255), (9, 31717560), (10, 28545804), (12, 23788170), (14, 20389860), (15, 19030536), (18, 15858780), (20, 14272902), (21, 13593240), (24, 11894085), (27, 10572520), (28, 10194930), (30, 9515268), (35, 8155944), (36, 7929390), (40, 7136451), (42, 6796620), (45, 6343512), (54, 5286260), (56, 5097465), (60, 4757634), (61, 4679640), (63, 4531080), (70, 4077972), (72, 3964695), (84, 3398310), (90, 3171756), (105, 2718648), (108, 2643130), (120, 2378817), (122, 2339820), (126, 2265540), (135, 2114504), (140, 2038986), (168, 1699155), (180, 1585878), (183, 1559880), (189, 1510360), (210, 1359324), (216, 1321565), (244, 1169910), (252, 1132770), (270, 1057252), (280, 1019493), (305, 935928), (315, 906216), (360, 792939), (366, 779940), (378, 755180), (420, 679662), (427, 668520), (488, 584955), (504, 566385), (540, 528626), (549, 519960), (610, 467964), (619, 461160), (630, 453108), (732, 389970), (756, 377590), (840, 339831), (854, 334260), (915, 311976), (945, 302072), (1080, 264313), (1098, 259980), (1220, 233982), (1238, 230580), (1260, 226554), (1281, 222840), (1464, 194985), (1512, 188795), (1647, 173320), (1708, 167130), (1830, 155988), (1857, 153720), (1890, 151036), (2135, 133704), (2196, 129990), (2440, 116991), (2476, 115290), (2520, 113277), (2562, 111420), (2745, 103992), (3095, 92232), (3294, 86660), (3416, 83565), (3660, 77994), (3714, 76860), (3780, 75518), (3843, 74280), (4270, 66852), (4333, 65880), (4392, 64995), (4952, 57645), (5124, 55710), (5490, 51996), (5571, 51240), (6190, 46116), (6405, 44568), (6588, 43330), (7320, 38997), (7428, 38430), (7560, 37759), (7686, 37140), (8235, 34664), (8540, 33426), (8666, 32940), (9285, 30744), (10248, 27855), (10980, 25998), (11142, 25620), (11529, 24760), (12380, 23058), (12810, 22284), (12999, 21960), (13176, 21665), (14856, 19215), (15372, 18570), (16470, 17332), (16713, 17080)]