168366640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:239

約数の個数: 160

約数和(自身を含む): 455595840

約数和(自身を除く): 287229200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 89, 104, 107, 130, 136, 170, 178, 208, 214, 221, 260, 272, 340, 356, 428, 442, 445, 520, 535, 680, 712, 856, 884, 890, 1040, 1070, 1105, 1157, 1360, 1391, 1424, 1513, 1712, 1768, 1780, 1819, 2140, 2210, 2314, 2782, 3026, 3536, 3560, 3638, 4280, 4420, 4628, 5564, 5785, 6052, 6955, 7120, 7276, 7565, 8560, 8840, 9095, 9256, 9523, 11128, 11570, 12104, 13910, 14552, 15130, 17680, 18190, 18512, 19046, 19669, 22256, 23140, 23647, 24208, 27820, 29104, 30260, 36380, 38092, 39338, 46280, 47294, 47615, 55640, 60520, 72760, 76184, 78676, 92560, 94588, 95230, 98345, 111280, 118235, 121040, 123799, 145520, 152368, 157352, 161891, 189176, 190460, 196690, 236470, 247598, 314704, 323782, 378352, 380920, 393380, 472940, 495196, 618995, 647564, 761840, 786760, 809455, 945880, 990392, 1237990, 1295128, 1573520, 1618910, 1891760, 1980784, 2104583, 2475980, 2590256, 3237820, 4209166, 4951960, 6475640, 8418332, 9903920, 10522915, 12951280, 16836664, 21045830, 33673328, 42091660, 84183320, 168366640]

約数ペア:

[(1, 168366640), (2, 84183320), (4, 42091660), (5, 33673328), (8, 21045830), (10, 16836664), (13, 12951280), (16, 10522915), (17, 9903920), (20, 8418332), (26, 6475640), (34, 4951960), (40, 4209166), (52, 3237820), (65, 2590256), (68, 2475980), (80, 2104583), (85, 1980784), (89, 1891760), (104, 1618910), (107, 1573520), (130, 1295128), (136, 1237990), (170, 990392), (178, 945880), (208, 809455), (214, 786760), (221, 761840), (260, 647564), (272, 618995), (340, 495196), (356, 472940), (428, 393380), (442, 380920), (445, 378352), (520, 323782), (535, 314704), (680, 247598), (712, 236470), (856, 196690), (884, 190460), (890, 189176), (1040, 161891), (1070, 157352), (1105, 152368), (1157, 145520), (1360, 123799), (1391, 121040), (1424, 118235), (1513, 111280), (1712, 98345), (1768, 95230), (1780, 94588), (1819, 92560), (2140, 78676), (2210, 76184), (2314, 72760), (2782, 60520), (3026, 55640), (3536, 47615), (3560, 47294), (3638, 46280), (4280, 39338), (4420, 38092), (4628, 36380), (5564, 30260), (5785, 29104), (6052, 27820), (6955, 24208), (7120, 23647), (7276, 23140), (7565, 22256), (8560, 19669), (8840, 19046), (9095, 18512), (9256, 18190), (9523, 17680), (11128, 15130), (11570, 14552), (12104, 13910)]