30636840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1$

素因数の和:547

約数の個数: 128

約数和(自身を含む): 101606400

約数和(自身を除く): 70969560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 41, 52, 60, 65, 78, 82, 104, 120, 123, 130, 156, 164, 195, 205, 246, 260, 312, 328, 390, 410, 479, 492, 520, 533, 615, 780, 820, 958, 984, 1066, 1230, 1437, 1560, 1599, 1640, 1916, 2132, 2395, 2460, 2665, 2874, 3198, 3832, 4264, 4790, 4920, 5330, 5748, 6227, 6396, 7185, 7995, 9580, 10660, 11496, 12454, 12792, 14370, 15990, 18681, 19160, 19639, 21320, 24908, 28740, 31135, 31980, 37362, 39278, 49816, 57480, 58917, 62270, 63960, 74724, 78556, 93405, 98195, 117834, 124540, 149448, 157112, 186810, 196390, 235668, 249080, 255307, 294585, 373620, 392780, 471336, 510614, 589170, 747240, 765921, 785560, 1021228, 1178340, 1276535, 1531842, 2042456, 2356680, 2553070, 3063684, 3829605, 5106140, 6127368, 7659210, 10212280, 15318420, 30636840]

約数ペア:

[(1, 30636840), (2, 15318420), (3, 10212280), (4, 7659210), (5, 6127368), (6, 5106140), (8, 3829605), (10, 3063684), (12, 2553070), (13, 2356680), (15, 2042456), (20, 1531842), (24, 1276535), (26, 1178340), (30, 1021228), (39, 785560), (40, 765921), (41, 747240), (52, 589170), (60, 510614), (65, 471336), (78, 392780), (82, 373620), (104, 294585), (120, 255307), (123, 249080), (130, 235668), (156, 196390), (164, 186810), (195, 157112), (205, 149448), (246, 124540), (260, 117834), (312, 98195), (328, 93405), (390, 78556), (410, 74724), (479, 63960), (492, 62270), (520, 58917), (533, 57480), (615, 49816), (780, 39278), (820, 37362), (958, 31980), (984, 31135), (1066, 28740), (1230, 24908), (1437, 21320), (1560, 19639), (1599, 19160), (1640, 18681), (1916, 15990), (2132, 14370), (2395, 12792), (2460, 12454), (2665, 11496), (2874, 10660), (3198, 9580), (3832, 7995), (4264, 7185), (4790, 6396), (4920, 6227), (5330, 5748)]