2166205280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{593}}^1$

素因数の和:721

約数の個数: 144

約数和(自身を含む): 5514505920

約数和(自身を除く): 3348300640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 79, 80, 85, 136, 158, 160, 170, 272, 289, 316, 340, 395, 544, 578, 593, 632, 680, 790, 1156, 1186, 1264, 1343, 1360, 1445, 1580, 2312, 2372, 2528, 2686, 2720, 2890, 2965, 3160, 4624, 4744, 5372, 5780, 5930, 6320, 6715, 9248, 9488, 10081, 10744, 11560, 11860, 12640, 13430, 18976, 20162, 21488, 22831, 23120, 23720, 26860, 40324, 42976, 45662, 46240, 46847, 47440, 50405, 53720, 80648, 91324, 93694, 94880, 100810, 107440, 114155, 161296, 171377, 182648, 187388, 201620, 214880, 228310, 234235, 322592, 342754, 365296, 374776, 403240, 456620, 468470, 685508, 730592, 749552, 796399, 806480, 856885, 913240, 936940, 1371016, 1499104, 1592798, 1612960, 1713770, 1826480, 1873880, 2742032, 3185596, 3427540, 3652960, 3747760, 3981995, 5484064, 6371192, 6855080, 7495520, 7963990, 12742384, 13538783, 13710160, 15927980, 25484768, 27077566, 27420320, 31855960, 54155132, 63711920, 67693915, 108310264, 127423840, 135387830, 216620528, 270775660, 433241056, 541551320, 1083102640, 2166205280]

約数ペア:

[(1, 2166205280), (2, 1083102640), (4, 541551320), (5, 433241056), (8, 270775660), (10, 216620528), (16, 135387830), (17, 127423840), (20, 108310264), (32, 67693915), (34, 63711920), (40, 54155132), (68, 31855960), (79, 27420320), (80, 27077566), (85, 25484768), (136, 15927980), (158, 13710160), (160, 13538783), (170, 12742384), (272, 7963990), (289, 7495520), (316, 6855080), (340, 6371192), (395, 5484064), (544, 3981995), (578, 3747760), (593, 3652960), (632, 3427540), (680, 3185596), (790, 2742032), (1156, 1873880), (1186, 1826480), (1264, 1713770), (1343, 1612960), (1360, 1592798), (1445, 1499104), (1580, 1371016), (2312, 936940), (2372, 913240), (2528, 856885), (2686, 806480), (2720, 796399), (2890, 749552), (2965, 730592), (3160, 685508), (4624, 468470), (4744, 456620), (5372, 403240), (5780, 374776), (5930, 365296), (6320, 342754), (6715, 322592), (9248, 234235), (9488, 228310), (10081, 214880), (10744, 201620), (11560, 187388), (11860, 182648), (12640, 171377), (13430, 161296), (18976, 114155), (20162, 107440), (21488, 100810), (22831, 94880), (23120, 93694), (23720, 91324), (26860, 80648), (40324, 53720), (42976, 50405), (45662, 47440), (46240, 46847)]