28059960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:461

約数の個数: 128

約数和(自身を含む): 91699200

約数和(自身を除く): 63639240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 38, 40, 57, 60, 62, 76, 93, 95, 114, 120, 124, 152, 155, 186, 190, 228, 248, 285, 310, 372, 380, 397, 456, 465, 570, 589, 620, 744, 760, 794, 930, 1140, 1178, 1191, 1240, 1588, 1767, 1860, 1985, 2280, 2356, 2382, 2945, 3176, 3534, 3720, 3970, 4712, 4764, 5890, 5955, 7068, 7543, 7940, 8835, 9528, 11780, 11910, 12307, 14136, 15086, 15880, 17670, 22629, 23560, 23820, 24614, 30172, 35340, 36921, 37715, 45258, 47640, 49228, 60344, 61535, 70680, 73842, 75430, 90516, 98456, 113145, 123070, 147684, 150860, 181032, 184605, 226290, 233833, 246140, 295368, 301720, 369210, 452580, 467666, 492280, 701499, 738420, 905160, 935332, 1169165, 1402998, 1476840, 1870664, 2338330, 2805996, 3507495, 4676660, 5611992, 7014990, 9353320, 14029980, 28059960]

約数ペア:

[(1, 28059960), (2, 14029980), (3, 9353320), (4, 7014990), (5, 5611992), (6, 4676660), (8, 3507495), (10, 2805996), (12, 2338330), (15, 1870664), (19, 1476840), (20, 1402998), (24, 1169165), (30, 935332), (31, 905160), (38, 738420), (40, 701499), (57, 492280), (60, 467666), (62, 452580), (76, 369210), (93, 301720), (95, 295368), (114, 246140), (120, 233833), (124, 226290), (152, 184605), (155, 181032), (186, 150860), (190, 147684), (228, 123070), (248, 113145), (285, 98456), (310, 90516), (372, 75430), (380, 73842), (397, 70680), (456, 61535), (465, 60344), (570, 49228), (589, 47640), (620, 45258), (744, 37715), (760, 36921), (794, 35340), (930, 30172), (1140, 24614), (1178, 23820), (1191, 23560), (1240, 22629), (1588, 17670), (1767, 15880), (1860, 15086), (1985, 14136), (2280, 12307), (2356, 11910), (2382, 11780), (2945, 9528), (3176, 8835), (3534, 7940), (3720, 7543), (3970, 7068), (4712, 5955), (4764, 5890)]