178807428

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12703}}^1$

素因数の和:12753

約数の個数: 72

約数和(自身を含む): 499419648

約数和(自身を除く): 320612220

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 23, 34, 36, 46, 51, 68, 69, 92, 102, 138, 153, 204, 207, 276, 306, 391, 414, 612, 782, 828, 1173, 1564, 2346, 3519, 4692, 7038, 12703, 14076, 25406, 38109, 50812, 76218, 114327, 152436, 215951, 228654, 292169, 431902, 457308, 584338, 647853, 863804, 876507, 1168676, 1295706, 1753014, 1943559, 2591412, 2629521, 3506028, 3887118, 4966873, 5259042, 7774236, 9933746, 10518084, 14900619, 19867492, 29801238, 44701857, 59602476, 89403714, 178807428]

約数ペア:

[(1, 178807428), (2, 89403714), (3, 59602476), (4, 44701857), (6, 29801238), (9, 19867492), (12, 14900619), (17, 10518084), (18, 9933746), (23, 7774236), (34, 5259042), (36, 4966873), (46, 3887118), (51, 3506028), (68, 2629521), (69, 2591412), (92, 1943559), (102, 1753014), (138, 1295706), (153, 1168676), (204, 876507), (207, 863804), (276, 647853), (306, 584338), (391, 457308), (414, 431902), (612, 292169), (782, 228654), (828, 215951), (1173, 152436), (1564, 114327), (2346, 76218), (3519, 50812), (4692, 38109), (7038, 25406), (12703, 14076)]