894026980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:426

約数の個数: 192

約数和(自身を含む): 2463842304

約数和(自身を除く): 1569815324

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 61, 62, 70, 77, 110, 122, 124, 140, 154, 155, 217, 220, 244, 305, 307, 308, 310, 341, 385, 427, 434, 610, 614, 620, 671, 682, 770, 854, 868, 1085, 1220, 1228, 1342, 1364, 1535, 1540, 1705, 1708, 1891, 2135, 2149, 2170, 2387, 2684, 3070, 3355, 3377, 3410, 3782, 4270, 4298, 4340, 4697, 4774, 6140, 6710, 6754, 6820, 7564, 8540, 8596, 9394, 9455, 9517, 9548, 10745, 11935, 13237, 13420, 13508, 16885, 18727, 18788, 18910, 19034, 20801, 21490, 23485, 23639, 23870, 26474, 33770, 37454, 37820, 38068, 41602, 42980, 46970, 47278, 47585, 47740, 52948, 66185, 66619, 67540, 74908, 83204, 93635, 93940, 94556, 95170, 104005, 104687, 118195, 131089, 132370, 133238, 145607, 187270, 190340, 205997, 208010, 209374, 236390, 262178, 264740, 266476, 291214, 333095, 374540, 411994, 416020, 418748, 472780, 523435, 524356, 580537, 582428, 655445, 666190, 728035, 732809, 823988, 1029985, 1046870, 1161074, 1310890, 1332380, 1441979, 1456070, 1465618, 2059970, 2093740, 2322148, 2621780, 2883958, 2902685, 2912140, 2931236, 3664045, 4063759, 4119940, 5767916, 5805370, 6385907, 7209895, 7328090, 8127518, 11610740, 12771814, 14419790, 14656180, 16255036, 20318795, 25543628, 28839580, 31929535, 40637590, 44701349, 63859070, 81275180, 89402698, 127718140, 178805396, 223506745, 447013490, 894026980]

約数ペア:

[(1, 894026980), (2, 447013490), (4, 223506745), (5, 178805396), (7, 127718140), (10, 89402698), (11, 81275180), (14, 63859070), (20, 44701349), (22, 40637590), (28, 31929535), (31, 28839580), (35, 25543628), (44, 20318795), (55, 16255036), (61, 14656180), (62, 14419790), (70, 12771814), (77, 11610740), (110, 8127518), (122, 7328090), (124, 7209895), (140, 6385907), (154, 5805370), (155, 5767916), (217, 4119940), (220, 4063759), (244, 3664045), (305, 2931236), (307, 2912140), (308, 2902685), (310, 2883958), (341, 2621780), (385, 2322148), (427, 2093740), (434, 2059970), (610, 1465618), (614, 1456070), (620, 1441979), (671, 1332380), (682, 1310890), (770, 1161074), (854, 1046870), (868, 1029985), (1085, 823988), (1220, 732809), (1228, 728035), (1342, 666190), (1364, 655445), (1535, 582428), (1540, 580537), (1705, 524356), (1708, 523435), (1891, 472780), (2135, 418748), (2149, 416020), (2170, 411994), (2387, 374540), (2684, 333095), (3070, 291214), (3355, 266476), (3377, 264740), (3410, 262178), (3782, 236390), (4270, 209374), (4298, 208010), (4340, 205997), (4697, 190340), (4774, 187270), (6140, 145607), (6710, 133238), (6754, 132370), (6820, 131089), (7564, 118195), (8540, 104687), (8596, 104005), (9394, 95170), (9455, 94556), (9517, 93940), (9548, 93635), (10745, 83204), (11935, 74908), (13237, 67540), (13420, 66619), (13508, 66185), (16885, 52948), (18727, 47740), (18788, 47585), (18910, 47278), (19034, 46970), (20801, 42980), (21490, 41602), (23485, 38068), (23639, 37820), (23870, 37454), (26474, 33770)]