64848687960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131071}}^1$

素因数の和:131142

約数の個数: 256

約数和(自身を含む): 241591910400

約数和(自身を除く): 176743222440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 31, 35, 38, 40, 42, 56, 57, 60, 62, 70, 76, 84, 93, 95, 105, 114, 120, 124, 133, 140, 152, 155, 168, 186, 190, 210, 217, 228, 248, 266, 280, 285, 310, 372, 380, 399, 420, 434, 456, 465, 532, 570, 589, 620, 651, 665, 744, 760, 798, 840, 868, 930, 1064, 1085, 1140, 1178, 1240, 1302, 1330, 1596, 1736, 1767, 1860, 1995, 2170, 2280, 2356, 2604, 2660, 2945, 3192, 3255, 3534, 3720, 3990, 4123, 4340, 4712, 5208, 5320, 5890, 6510, 7068, 7980, 8246, 8680, 8835, 11780, 12369, 13020, 14136, 15960, 16492, 17670, 20615, 23560, 24738, 26040, 32984, 35340, 41230, 49476, 61845, 70680, 82460, 98952, 123690, 131071, 164920, 247380, 262142, 393213, 494760, 524284, 655355, 786426, 917497, 1048568, 1310710, 1572852, 1834994, 1966065, 2490349, 2621420, 2752491, 3145704, 3669988, 3932130, 4063201, 4587485, 4980698, 5242840, 5504982, 7339976, 7471047, 7864260, 8126402, 9174970, 9961396, 11009964, 12189603, 12451745, 13762455, 14942094, 15728520, 16252804, 17432443, 18349940, 19922792, 20316005, 22019928, 24379206, 24903490, 27524910, 28442407, 29884188, 32505608, 34864886, 36699880, 37355235, 40632010, 48758412, 49806980, 52297329, 55049820, 56884814, 59768376, 60948015, 69729772, 74710470, 77200819, 81264020, 85327221, 87162215, 97516824, 99613960, 104594658, 110099640, 113769628, 121896030, 139459544, 142212035, 149420940, 154401638, 162528040, 170654442, 174324430, 209189316, 227539256, 231602457, 243792060, 261486645, 284424070, 298841880, 308803276, 341308884, 348648860, 386004095, 418378632, 426636105, 463204914, 487584120, 522973290, 540405733, 568848140, 617606552, 682617768, 697297720, 772008190, 853272210, 926409828, 1045946580, 1080811466, 1137696280, 1158012285, 1544016380, 1621217199, 1706544420, 1852819656, 2091893160, 2161622932, 2316024570, 2702028665, 3088032760, 3242434398, 3413088840, 4323245864, 4632049140, 5404057330, 6484868796, 8106085995, 9264098280, 10808114660, 12969737592, 16212171990, 21616229320, 32424343980, 64848687960]

約数ペア:

[(1, 64848687960), (2, 32424343980), (3, 21616229320), (4, 16212171990), (5, 12969737592), (6, 10808114660), (7, 9264098280), (8, 8106085995), (10, 6484868796), (12, 5404057330), (14, 4632049140), (15, 4323245864), (19, 3413088840), (20, 3242434398), (21, 3088032760), (24, 2702028665), (28, 2316024570), (30, 2161622932), (31, 2091893160), (35, 1852819656), (38, 1706544420), (40, 1621217199), (42, 1544016380), (56, 1158012285), (57, 1137696280), (60, 1080811466), (62, 1045946580), (70, 926409828), (76, 853272210), (84, 772008190), (93, 697297720), (95, 682617768), (105, 617606552), (114, 568848140), (120, 540405733), (124, 522973290), (133, 487584120), (140, 463204914), (152, 426636105), (155, 418378632), (168, 386004095), (186, 348648860), (190, 341308884), (210, 308803276), (217, 298841880), (228, 284424070), (248, 261486645), (266, 243792060), (280, 231602457), (285, 227539256), (310, 209189316), (372, 174324430), (380, 170654442), (399, 162528040), (420, 154401638), (434, 149420940), (456, 142212035), (465, 139459544), (532, 121896030), (570, 113769628), (589, 110099640), (620, 104594658), (651, 99613960), (665, 97516824), (744, 87162215), (760, 85327221), (798, 81264020), (840, 77200819), (868, 74710470), (930, 69729772), (1064, 60948015), (1085, 59768376), (1140, 56884814), (1178, 55049820), (1240, 52297329), (1302, 49806980), (1330, 48758412), (1596, 40632010), (1736, 37355235), (1767, 36699880), (1860, 34864886), (1995, 32505608), (2170, 29884188), (2280, 28442407), (2356, 27524910), (2604, 24903490), (2660, 24379206), (2945, 22019928), (3192, 20316005), (3255, 19922792), (3534, 18349940), (3720, 17432443), (3990, 16252804), (4123, 15728520), (4340, 14942094), (4712, 13762455), (5208, 12451745), (5320, 12189603), (5890, 11009964), (6510, 9961396), (7068, 9174970), (7980, 8126402), (8246, 7864260), (8680, 7471047), (8835, 7339976), (11780, 5504982), (12369, 5242840), (13020, 4980698), (14136, 4587485), (15960, 4063201), (16492, 3932130), (17670, 3669988), (20615, 3145704), (23560, 2752491), (24738, 2621420), (26040, 2490349), (32984, 1966065), (35340, 1834994), (41230, 1572852), (49476, 1310710), (61845, 1048568), (70680, 917497), (82460, 786426), (98952, 655355), (123690, 524284), (131071, 494760), (164920, 393213), (247380, 262142)]