72070740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1217}}^1$

素因数の和:1286

約数の個数: 144

約数和(自身を含む): 255370752

約数和(自身を除く): 183300012

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 315, 329, 420, 423, 470, 564, 630, 658, 705, 846, 940, 987, 1217, 1260, 1316, 1410, 1645, 1692, 1974, 2115, 2434, 2820, 2961, 3290, 3651, 3948, 4230, 4868, 4935, 5922, 6085, 6580, 7302, 8460, 8519, 9870, 10953, 11844, 12170, 14604, 14805, 17038, 18255, 19740, 21906, 24340, 25557, 29610, 34076, 36510, 42595, 43812, 51114, 54765, 57199, 59220, 73020, 76671, 85190, 102228, 109530, 114398, 127785, 153342, 170380, 171597, 219060, 228796, 255570, 285995, 306684, 343194, 383355, 400393, 511140, 514791, 571990, 686388, 766710, 800786, 857985, 1029582, 1143980, 1201179, 1533420, 1601572, 1715970, 2001965, 2059164, 2402358, 2573955, 3431940, 3603537, 4003930, 4804716, 5147910, 6005895, 7207074, 8007860, 10295820, 12011790, 14414148, 18017685, 24023580, 36035370, 72070740]

約数ペア:

[(1, 72070740), (2, 36035370), (3, 24023580), (4, 18017685), (5, 14414148), (6, 12011790), (7, 10295820), (9, 8007860), (10, 7207074), (12, 6005895), (14, 5147910), (15, 4804716), (18, 4003930), (20, 3603537), (21, 3431940), (28, 2573955), (30, 2402358), (35, 2059164), (36, 2001965), (42, 1715970), (45, 1601572), (47, 1533420), (60, 1201179), (63, 1143980), (70, 1029582), (84, 857985), (90, 800786), (94, 766710), (105, 686388), (126, 571990), (140, 514791), (141, 511140), (180, 400393), (188, 383355), (210, 343194), (235, 306684), (252, 285995), (282, 255570), (315, 228796), (329, 219060), (420, 171597), (423, 170380), (470, 153342), (564, 127785), (630, 114398), (658, 109530), (705, 102228), (846, 85190), (940, 76671), (987, 73020), (1217, 59220), (1260, 57199), (1316, 54765), (1410, 51114), (1645, 43812), (1692, 42595), (1974, 36510), (2115, 34076), (2434, 29610), (2820, 25557), (2961, 24340), (3290, 21906), (3651, 19740), (3948, 18255), (4230, 17038), (4868, 14805), (4935, 14604), (5922, 12170), (6085, 11844), (6580, 10953), (7302, 9870), (8460, 8519)]