1028478360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4957}}^1$

素因数の和:5010

約数の個数: 256

約数和(自身を含む): 3998131200

約数和(自身を除く): 2969652840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 19, 20, 21, 24, 26, 28, 30, 35, 38, 39, 40, 42, 52, 56, 57, 60, 65, 70, 76, 78, 84, 91, 95, 104, 105, 114, 120, 130, 133, 140, 152, 156, 168, 182, 190, 195, 210, 228, 247, 260, 266, 273, 280, 285, 312, 364, 380, 390, 399, 420, 455, 456, 494, 520, 532, 546, 570, 665, 728, 741, 760, 780, 798, 840, 910, 988, 1064, 1092, 1140, 1235, 1330, 1365, 1482, 1560, 1596, 1729, 1820, 1976, 1995, 2184, 2280, 2470, 2660, 2730, 2964, 3192, 3458, 3640, 3705, 3990, 4940, 4957, 5187, 5320, 5460, 5928, 6916, 7410, 7980, 8645, 9880, 9914, 10374, 10920, 13832, 14820, 14871, 15960, 17290, 19828, 20748, 24785, 25935, 29640, 29742, 34580, 34699, 39656, 41496, 49570, 51870, 59484, 64441, 69160, 69398, 74355, 94183, 99140, 103740, 104097, 118968, 128882, 138796, 148710, 173495, 188366, 193323, 198280, 207480, 208194, 257764, 277592, 282549, 297420, 322205, 346990, 376732, 386646, 416388, 451087, 470915, 515528, 520485, 565098, 594840, 644410, 659281, 693980, 753464, 773292, 832776, 902174, 941830, 966615, 1040970, 1130196, 1224379, 1288820, 1318562, 1353261, 1387960, 1412745, 1546584, 1804348, 1883660, 1933230, 1977843, 2081940, 2255435, 2260392, 2448758, 2577640, 2637124, 2706522, 2825490, 3296405, 3608696, 3673137, 3767320, 3866460, 3955686, 4163880, 4510870, 4897516, 5274248, 5413044, 5650980, 6121895, 6592810, 6766305, 7346274, 7732920, 7911372, 8570653, 9021740, 9795032, 9889215, 10826088, 11301960, 12243790, 13185620, 13532610, 14692548, 15822744, 17141306, 18043480, 18365685, 19778430, 24487580, 25711959, 26371240, 27065220, 29385096, 34282612, 36731370, 39556860, 42853265, 48975160, 51423918, 54130440, 68565224, 73462740, 79113720, 85706530, 102847836, 128559795, 146925480, 171413060, 205695672, 257119590, 342826120, 514239180, 1028478360]

約数ペア:

[(1, 1028478360), (2, 514239180), (3, 342826120), (4, 257119590), (5, 205695672), (6, 171413060), (7, 146925480), (8, 128559795), (10, 102847836), (12, 85706530), (13, 79113720), (14, 73462740), (15, 68565224), (19, 54130440), (20, 51423918), (21, 48975160), (24, 42853265), (26, 39556860), (28, 36731370), (30, 34282612), (35, 29385096), (38, 27065220), (39, 26371240), (40, 25711959), (42, 24487580), (52, 19778430), (56, 18365685), (57, 18043480), (60, 17141306), (65, 15822744), (70, 14692548), (76, 13532610), (78, 13185620), (84, 12243790), (91, 11301960), (95, 10826088), (104, 9889215), (105, 9795032), (114, 9021740), (120, 8570653), (130, 7911372), (133, 7732920), (140, 7346274), (152, 6766305), (156, 6592810), (168, 6121895), (182, 5650980), (190, 5413044), (195, 5274248), (210, 4897516), (228, 4510870), (247, 4163880), (260, 3955686), (266, 3866460), (273, 3767320), (280, 3673137), (285, 3608696), (312, 3296405), (364, 2825490), (380, 2706522), (390, 2637124), (399, 2577640), (420, 2448758), (455, 2260392), (456, 2255435), (494, 2081940), (520, 1977843), (532, 1933230), (546, 1883660), (570, 1804348), (665, 1546584), (728, 1412745), (741, 1387960), (760, 1353261), (780, 1318562), (798, 1288820), (840, 1224379), (910, 1130196), (988, 1040970), (1064, 966615), (1092, 941830), (1140, 902174), (1235, 832776), (1330, 773292), (1365, 753464), (1482, 693980), (1560, 659281), (1596, 644410), (1729, 594840), (1820, 565098), (1976, 520485), (1995, 515528), (2184, 470915), (2280, 451087), (2470, 416388), (2660, 386646), (2730, 376732), (2964, 346990), (3192, 322205), (3458, 297420), (3640, 282549), (3705, 277592), (3990, 257764), (4940, 208194), (4957, 207480), (5187, 198280), (5320, 193323), (5460, 188366), (5928, 173495), (6916, 148710), (7410, 138796), (7980, 128882), (8645, 118968), (9880, 104097), (9914, 103740), (10374, 99140), (10920, 94183), (13832, 74355), (14820, 69398), (14871, 69160), (15960, 64441), (17290, 59484), (19828, 51870), (20748, 49570), (24785, 41496), (25935, 39656), (29640, 34699), (29742, 34580)]