15510460

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:73

約数の個数: 120

約数和(自身を含む): 42351120

約数和(自身を除く): 26840660

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 49, 68, 70, 76, 85, 95, 98, 119, 133, 140, 170, 190, 196, 238, 245, 266, 323, 340, 343, 380, 476, 490, 532, 595, 646, 665, 686, 833, 931, 980, 1190, 1292, 1330, 1372, 1615, 1666, 1715, 1862, 2261, 2380, 2401, 2660, 3230, 3332, 3430, 3724, 4165, 4522, 4655, 4802, 5831, 6460, 6517, 6860, 8330, 9044, 9310, 9604, 11305, 11662, 12005, 13034, 15827, 16660, 18620, 22610, 23324, 24010, 26068, 29155, 31654, 32585, 40817, 45220, 45619, 48020, 58310, 63308, 65170, 79135, 81634, 91238, 110789, 116620, 130340, 158270, 163268, 182476, 204085, 221578, 228095, 316540, 408170, 443156, 456190, 553945, 775523, 816340, 912380, 1107890, 1551046, 2215780, 3102092, 3877615, 7755230, 15510460]

約数ペア:

[(1, 15510460), (2, 7755230), (4, 3877615), (5, 3102092), (7, 2215780), (10, 1551046), (14, 1107890), (17, 912380), (19, 816340), (20, 775523), (28, 553945), (34, 456190), (35, 443156), (38, 408170), (49, 316540), (68, 228095), (70, 221578), (76, 204085), (85, 182476), (95, 163268), (98, 158270), (119, 130340), (133, 116620), (140, 110789), (170, 91238), (190, 81634), (196, 79135), (238, 65170), (245, 63308), (266, 58310), (323, 48020), (340, 45619), (343, 45220), (380, 40817), (476, 32585), (490, 31654), (532, 29155), (595, 26068), (646, 24010), (665, 23324), (686, 22610), (833, 18620), (931, 16660), (980, 15827), (1190, 13034), (1292, 12005), (1330, 11662), (1372, 11305), (1615, 9604), (1666, 9310), (1715, 9044), (1862, 8330), (2261, 6860), (2380, 6517), (2401, 6460), (2660, 5831), (3230, 4802), (3332, 4655), (3430, 4522), (3724, 4165)]