351230720

素因数分解:

$2^8\times 5^1\times {\mathrm{331}}^1\times {\mathrm{829}}^1$

素因数の和:1181

約数の個数: 72

約数和(自身を含む): 844866960

約数和(自身を除く): 493636240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 331, 640, 662, 829, 1280, 1324, 1655, 1658, 2648, 3310, 3316, 4145, 5296, 6620, 6632, 8290, 10592, 13240, 13264, 16580, 21184, 26480, 26528, 33160, 42368, 52960, 53056, 66320, 84736, 105920, 106112, 132640, 211840, 212224, 265280, 274399, 423680, 530560, 548798, 1061120, 1097596, 1371995, 2195192, 2743990, 4390384, 5487980, 8780768, 10975960, 17561536, 21951920, 35123072, 43903840, 70246144, 87807680, 175615360, 351230720]

約数ペア:

[(1, 351230720), (2, 175615360), (4, 87807680), (5, 70246144), (8, 43903840), (10, 35123072), (16, 21951920), (20, 17561536), (32, 10975960), (40, 8780768), (64, 5487980), (80, 4390384), (128, 2743990), (160, 2195192), (256, 1371995), (320, 1097596), (331, 1061120), (640, 548798), (662, 530560), (829, 423680), (1280, 274399), (1324, 265280), (1655, 212224), (1658, 211840), (2648, 132640), (3310, 106112), (3316, 105920), (4145, 84736), (5296, 66320), (6620, 53056), (6632, 52960), (8290, 42368), (10592, 33160), (13240, 26528), (13264, 26480), (16580, 21184)]