181651320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:486

約数の個数: 192

約数和(自身を含む): 625847040

約数和(自身を除く): 444195720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 41, 45, 60, 62, 72, 82, 90, 93, 120, 123, 124, 155, 164, 180, 186, 205, 246, 248, 279, 310, 328, 360, 369, 372, 397, 410, 465, 492, 558, 615, 620, 738, 744, 794, 820, 930, 984, 1116, 1191, 1230, 1240, 1271, 1395, 1476, 1588, 1640, 1845, 1860, 1985, 2232, 2382, 2460, 2542, 2790, 2952, 3176, 3573, 3690, 3720, 3813, 3970, 4764, 4920, 5084, 5580, 5955, 6355, 7146, 7380, 7626, 7940, 9528, 10168, 11160, 11439, 11910, 12307, 12710, 14292, 14760, 15252, 15880, 16277, 17865, 19065, 22878, 23820, 24614, 25420, 28584, 30504, 32554, 35730, 36921, 38130, 45756, 47640, 48831, 49228, 50840, 57195, 61535, 65108, 71460, 73842, 76260, 81385, 91512, 97662, 98456, 110763, 114390, 123070, 130216, 142920, 146493, 147684, 152520, 162770, 184605, 195324, 221526, 228780, 244155, 246140, 292986, 295368, 325540, 369210, 390648, 443052, 457560, 488310, 492280, 504587, 553815, 585972, 651080, 732465, 738420, 886104, 976620, 1009174, 1107630, 1171944, 1464930, 1476840, 1513761, 1953240, 2018348, 2215260, 2522935, 2929860, 3027522, 4036696, 4430520, 4541283, 5045870, 5859720, 6055044, 7568805, 9082566, 10091740, 12110088, 15137610, 18165132, 20183480, 22706415, 30275220, 36330264, 45412830, 60550440, 90825660, 181651320]

約数ペア:

[(1, 181651320), (2, 90825660), (3, 60550440), (4, 45412830), (5, 36330264), (6, 30275220), (8, 22706415), (9, 20183480), (10, 18165132), (12, 15137610), (15, 12110088), (18, 10091740), (20, 9082566), (24, 7568805), (30, 6055044), (31, 5859720), (36, 5045870), (40, 4541283), (41, 4430520), (45, 4036696), (60, 3027522), (62, 2929860), (72, 2522935), (82, 2215260), (90, 2018348), (93, 1953240), (120, 1513761), (123, 1476840), (124, 1464930), (155, 1171944), (164, 1107630), (180, 1009174), (186, 976620), (205, 886104), (246, 738420), (248, 732465), (279, 651080), (310, 585972), (328, 553815), (360, 504587), (369, 492280), (372, 488310), (397, 457560), (410, 443052), (465, 390648), (492, 369210), (558, 325540), (615, 295368), (620, 292986), (738, 246140), (744, 244155), (794, 228780), (820, 221526), (930, 195324), (984, 184605), (1116, 162770), (1191, 152520), (1230, 147684), (1240, 146493), (1271, 142920), (1395, 130216), (1476, 123070), (1588, 114390), (1640, 110763), (1845, 98456), (1860, 97662), (1985, 91512), (2232, 81385), (2382, 76260), (2460, 73842), (2542, 71460), (2790, 65108), (2952, 61535), (3176, 57195), (3573, 50840), (3690, 49228), (3720, 48831), (3813, 47640), (3970, 45756), (4764, 38130), (4920, 36921), (5084, 35730), (5580, 32554), (5955, 30504), (6355, 28584), (7146, 25420), (7380, 24614), (7626, 23820), (7940, 22878), (9528, 19065), (10168, 17865), (11160, 16277), (11439, 15880), (11910, 15252), (12307, 14760), (12710, 14292)]