15704260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:86

約数の個数: 144

約数和(自身を含む): 43323840

約数和(自身を除く): 27619580

約数列:

[1, 2, 4, 5, 10, 11, 13, 17, 19, 20, 22, 26, 34, 38, 44, 52, 55, 65, 68, 76, 85, 95, 110, 130, 143, 170, 187, 190, 209, 220, 221, 247, 260, 286, 289, 323, 340, 374, 380, 418, 442, 494, 572, 578, 646, 715, 748, 836, 884, 935, 988, 1045, 1105, 1156, 1235, 1292, 1430, 1445, 1615, 1870, 2090, 2210, 2431, 2470, 2717, 2860, 2890, 3179, 3230, 3553, 3740, 3757, 4180, 4199, 4420, 4862, 4940, 5434, 5491, 5780, 6358, 6460, 7106, 7514, 8398, 9724, 10868, 10982, 12155, 12716, 13585, 14212, 15028, 15895, 16796, 17765, 18785, 20995, 21964, 24310, 27170, 27455, 31790, 35530, 37570, 41327, 41990, 46189, 48620, 54340, 54910, 60401, 63580, 71060, 71383, 75140, 82654, 83980, 92378, 109820, 120802, 142766, 165308, 184756, 206635, 230945, 241604, 285532, 302005, 356915, 413270, 461890, 604010, 713830, 785213, 826540, 923780, 1208020, 1427660, 1570426, 3140852, 3926065, 7852130, 15704260]

約数ペア:

[(1, 15704260), (2, 7852130), (4, 3926065), (5, 3140852), (10, 1570426), (11, 1427660), (13, 1208020), (17, 923780), (19, 826540), (20, 785213), (22, 713830), (26, 604010), (34, 461890), (38, 413270), (44, 356915), (52, 302005), (55, 285532), (65, 241604), (68, 230945), (76, 206635), (85, 184756), (95, 165308), (110, 142766), (130, 120802), (143, 109820), (170, 92378), (187, 83980), (190, 82654), (209, 75140), (220, 71383), (221, 71060), (247, 63580), (260, 60401), (286, 54910), (289, 54340), (323, 48620), (340, 46189), (374, 41990), (380, 41327), (418, 37570), (442, 35530), (494, 31790), (572, 27455), (578, 27170), (646, 24310), (715, 21964), (748, 20995), (836, 18785), (884, 17765), (935, 16796), (988, 15895), (1045, 15028), (1105, 14212), (1156, 13585), (1235, 12716), (1292, 12155), (1430, 10982), (1445, 10868), (1615, 9724), (1870, 8398), (2090, 7514), (2210, 7106), (2431, 6460), (2470, 6358), (2717, 5780), (2860, 5491), (2890, 5434), (3179, 4940), (3230, 4862), (3553, 4420), (3740, 4199), (3757, 4180)]