40651260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:268

約数の個数: 144

約数和(自身を含む): 130354560

約数和(自身を除く): 89703300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 169, 190, 195, 211, 228, 247, 260, 285, 338, 380, 390, 422, 494, 507, 570, 633, 676, 741, 780, 844, 845, 988, 1014, 1055, 1140, 1235, 1266, 1482, 1690, 2028, 2110, 2470, 2532, 2535, 2743, 2964, 3165, 3211, 3380, 3705, 4009, 4220, 4940, 5070, 5486, 6330, 6422, 7410, 8018, 8229, 9633, 10140, 10972, 12027, 12660, 12844, 13715, 14820, 16036, 16055, 16458, 19266, 20045, 24054, 27430, 32110, 32916, 35659, 38532, 40090, 41145, 48108, 48165, 52117, 54860, 60135, 64220, 71318, 80180, 82290, 96330, 104234, 106977, 120270, 142636, 156351, 164580, 178295, 192660, 208468, 213954, 240540, 260585, 312702, 356590, 427908, 521170, 534885, 625404, 677521, 713180, 781755, 1042340, 1069770, 1355042, 1563510, 2032563, 2139540, 2710084, 3127020, 3387605, 4065126, 6775210, 8130252, 10162815, 13550420, 20325630, 40651260]

約数ペア:

[(1, 40651260), (2, 20325630), (3, 13550420), (4, 10162815), (5, 8130252), (6, 6775210), (10, 4065126), (12, 3387605), (13, 3127020), (15, 2710084), (19, 2139540), (20, 2032563), (26, 1563510), (30, 1355042), (38, 1069770), (39, 1042340), (52, 781755), (57, 713180), (60, 677521), (65, 625404), (76, 534885), (78, 521170), (95, 427908), (114, 356590), (130, 312702), (156, 260585), (169, 240540), (190, 213954), (195, 208468), (211, 192660), (228, 178295), (247, 164580), (260, 156351), (285, 142636), (338, 120270), (380, 106977), (390, 104234), (422, 96330), (494, 82290), (507, 80180), (570, 71318), (633, 64220), (676, 60135), (741, 54860), (780, 52117), (844, 48165), (845, 48108), (988, 41145), (1014, 40090), (1055, 38532), (1140, 35659), (1235, 32916), (1266, 32110), (1482, 27430), (1690, 24054), (2028, 20045), (2110, 19266), (2470, 16458), (2532, 16055), (2535, 16036), (2743, 14820), (2964, 13715), (3165, 12844), (3211, 12660), (3380, 12027), (3705, 10972), (4009, 10140), (4220, 9633), (4940, 8229), (5070, 8018), (5486, 7410), (6330, 6422)]