321173580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{997}}^1$

素因数の和:1088

約数の個数: 192

約数和(自身を含む): 1126702080

約数和(自身を除く): 805528500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 59, 60, 65, 70, 78, 84, 91, 105, 118, 130, 140, 156, 177, 182, 195, 210, 236, 260, 273, 295, 354, 364, 390, 413, 420, 455, 546, 590, 708, 767, 780, 826, 885, 910, 997, 1092, 1180, 1239, 1365, 1534, 1652, 1770, 1820, 1994, 2065, 2301, 2478, 2730, 2991, 3068, 3540, 3835, 3988, 4130, 4602, 4956, 4985, 5369, 5460, 5982, 6195, 6979, 7670, 8260, 9204, 9970, 10738, 11505, 11964, 12390, 12961, 13958, 14955, 15340, 16107, 19940, 20937, 21476, 23010, 24780, 25922, 26845, 27916, 29910, 32214, 34895, 38883, 41874, 46020, 51844, 53690, 58823, 59820, 64428, 64805, 69790, 77766, 80535, 83748, 90727, 104685, 107380, 117646, 129610, 139580, 155532, 161070, 176469, 181454, 194415, 209370, 235292, 259220, 272181, 294115, 322140, 352938, 362908, 388830, 411761, 418740, 453635, 544362, 588230, 705876, 764699, 777660, 823522, 882345, 907270, 1088724, 1176460, 1235283, 1360905, 1529398, 1647044, 1764690, 1814540, 2058805, 2294097, 2470566, 2721810, 3058796, 3529380, 3823495, 4117610, 4588194, 4941132, 5352893, 5443620, 6176415, 7646990, 8235220, 9176388, 10705786, 11470485, 12352830, 15293980, 16058679, 21411572, 22940970, 24705660, 26764465, 32117358, 45881940, 53528930, 64234716, 80293395, 107057860, 160586790, 321173580]

約数ペア:

[(1, 321173580), (2, 160586790), (3, 107057860), (4, 80293395), (5, 64234716), (6, 53528930), (7, 45881940), (10, 32117358), (12, 26764465), (13, 24705660), (14, 22940970), (15, 21411572), (20, 16058679), (21, 15293980), (26, 12352830), (28, 11470485), (30, 10705786), (35, 9176388), (39, 8235220), (42, 7646990), (52, 6176415), (59, 5443620), (60, 5352893), (65, 4941132), (70, 4588194), (78, 4117610), (84, 3823495), (91, 3529380), (105, 3058796), (118, 2721810), (130, 2470566), (140, 2294097), (156, 2058805), (177, 1814540), (182, 1764690), (195, 1647044), (210, 1529398), (236, 1360905), (260, 1235283), (273, 1176460), (295, 1088724), (354, 907270), (364, 882345), (390, 823522), (413, 777660), (420, 764699), (455, 705876), (546, 588230), (590, 544362), (708, 453635), (767, 418740), (780, 411761), (826, 388830), (885, 362908), (910, 352938), (997, 322140), (1092, 294115), (1180, 272181), (1239, 259220), (1365, 235292), (1534, 209370), (1652, 194415), (1770, 181454), (1820, 176469), (1994, 161070), (2065, 155532), (2301, 139580), (2478, 129610), (2730, 117646), (2991, 107380), (3068, 104685), (3540, 90727), (3835, 83748), (3988, 80535), (4130, 77766), (4602, 69790), (4956, 64805), (4985, 64428), (5369, 59820), (5460, 58823), (5982, 53690), (6195, 51844), (6979, 46020), (7670, 41874), (8260, 38883), (9204, 34895), (9970, 32214), (10738, 29910), (11505, 27916), (11964, 26845), (12390, 25922), (12961, 24780), (13958, 23010), (14955, 21476), (15340, 20937), (16107, 19940)]