1964194920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31907}}^1$

素因数の和:31949

約数の個数: 160

約数和(自身を含む): 6949562400

約数和(自身を除く): 4985367480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 270, 285, 324, 342, 360, 380, 405, 456, 513, 540, 570, 648, 684, 760, 810, 855, 1026, 1080, 1140, 1368, 1539, 1620, 1710, 2052, 2280, 2565, 3078, 3240, 3420, 4104, 5130, 6156, 6840, 7695, 10260, 12312, 15390, 20520, 30780, 31907, 61560, 63814, 95721, 127628, 159535, 191442, 255256, 287163, 319070, 382884, 478605, 574326, 606233, 638140, 765768, 861489, 957210, 1148652, 1212466, 1276280, 1435815, 1722978, 1818699, 1914420, 2297304, 2424932, 2584467, 2871630, 3031165, 3445956, 3637398, 3828840, 4307445, 4849864, 5168934, 5456097, 5743260, 6062330, 6891912, 7274796, 8614890, 9093495, 10337868, 10912194, 11486520, 12124660, 12922335, 14549592, 16368291, 17229780, 18186990, 20675736, 21824388, 24249320, 25844670, 27280485, 32736582, 34459560, 36373980, 43648776, 49104873, 51689340, 54560970, 65473164, 72747960, 81841455, 98209746, 103378680, 109121940, 130946328, 163682910, 196419492, 218243880, 245524365, 327365820, 392838984, 491048730, 654731640, 982097460, 1964194920]

約数ペア:

[(1, 1964194920), (2, 982097460), (3, 654731640), (4, 491048730), (5, 392838984), (6, 327365820), (8, 245524365), (9, 218243880), (10, 196419492), (12, 163682910), (15, 130946328), (18, 109121940), (19, 103378680), (20, 98209746), (24, 81841455), (27, 72747960), (30, 65473164), (36, 54560970), (38, 51689340), (40, 49104873), (45, 43648776), (54, 36373980), (57, 34459560), (60, 32736582), (72, 27280485), (76, 25844670), (81, 24249320), (90, 21824388), (95, 20675736), (108, 18186990), (114, 17229780), (120, 16368291), (135, 14549592), (152, 12922335), (162, 12124660), (171, 11486520), (180, 10912194), (190, 10337868), (216, 9093495), (228, 8614890), (270, 7274796), (285, 6891912), (324, 6062330), (342, 5743260), (360, 5456097), (380, 5168934), (405, 4849864), (456, 4307445), (513, 3828840), (540, 3637398), (570, 3445956), (648, 3031165), (684, 2871630), (760, 2584467), (810, 2424932), (855, 2297304), (1026, 1914420), (1080, 1818699), (1140, 1722978), (1368, 1435815), (1539, 1276280), (1620, 1212466), (1710, 1148652), (2052, 957210), (2280, 861489), (2565, 765768), (3078, 638140), (3240, 606233), (3420, 574326), (4104, 478605), (5130, 382884), (6156, 319070), (6840, 287163), (7695, 255256), (10260, 191442), (12312, 159535), (15390, 127628), (20520, 95721), (30780, 63814), (31907, 61560)]