123492590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:246

約数の個数: 96

約数和(自身を含む): 269226720

約数和(自身を除く): 145734130

約数列:

[1, 2, 5, 10, 13, 17, 19, 26, 34, 38, 65, 85, 95, 130, 170, 173, 190, 221, 247, 289, 323, 346, 442, 494, 578, 646, 865, 1105, 1235, 1445, 1615, 1730, 2210, 2249, 2470, 2890, 2941, 3230, 3287, 3757, 4199, 4498, 5491, 5882, 6574, 7514, 8398, 10982, 11245, 14705, 16435, 18785, 20995, 22490, 27455, 29410, 32870, 37570, 38233, 41990, 42731, 49997, 54910, 55879, 71383, 76466, 85462, 99994, 111758, 142766, 191165, 213655, 249985, 279395, 356915, 382330, 427310, 499970, 558790, 649961, 713830, 726427, 949943, 1299922, 1452854, 1899886, 3249805, 3632135, 4749715, 6499610, 7264270, 9499430, 12349259, 24698518, 61746295, 123492590]

約数ペア:

[(1, 123492590), (2, 61746295), (5, 24698518), (10, 12349259), (13, 9499430), (17, 7264270), (19, 6499610), (26, 4749715), (34, 3632135), (38, 3249805), (65, 1899886), (85, 1452854), (95, 1299922), (130, 949943), (170, 726427), (173, 713830), (190, 649961), (221, 558790), (247, 499970), (289, 427310), (323, 382330), (346, 356915), (442, 279395), (494, 249985), (578, 213655), (646, 191165), (865, 142766), (1105, 111758), (1235, 99994), (1445, 85462), (1615, 76466), (1730, 71383), (2210, 55879), (2249, 54910), (2470, 49997), (2890, 42731), (2941, 41990), (3230, 38233), (3287, 37570), (3757, 32870), (4199, 29410), (4498, 27455), (5491, 22490), (5882, 20995), (6574, 18785), (7514, 16435), (8398, 14705), (10982, 11245)]