28752360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2633}}^1$

素因数の和:2667

約数の個数: 128

約数和(自身を含む): 106202880

約数和(自身を除く): 77450520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2633, 2730, 3640, 5266, 5460, 7899, 10532, 10920, 13165, 15798, 18431, 21064, 26330, 31596, 34229, 36862, 39495, 52660, 55293, 63192, 68458, 73724, 78990, 92155, 102687, 105320, 110586, 136916, 147448, 157980, 171145, 184310, 205374, 221172, 239603, 273832, 276465, 315960, 342290, 368620, 410748, 442344, 479206, 513435, 552930, 684580, 718809, 737240, 821496, 958412, 1026870, 1105860, 1198015, 1369160, 1437618, 1916824, 2053740, 2211720, 2396030, 2875236, 3594045, 4107480, 4792060, 5750472, 7188090, 9584120, 14376180, 28752360]

約数ペア:

[(1, 28752360), (2, 14376180), (3, 9584120), (4, 7188090), (5, 5750472), (6, 4792060), (7, 4107480), (8, 3594045), (10, 2875236), (12, 2396030), (13, 2211720), (14, 2053740), (15, 1916824), (20, 1437618), (21, 1369160), (24, 1198015), (26, 1105860), (28, 1026870), (30, 958412), (35, 821496), (39, 737240), (40, 718809), (42, 684580), (52, 552930), (56, 513435), (60, 479206), (65, 442344), (70, 410748), (78, 368620), (84, 342290), (91, 315960), (104, 276465), (105, 273832), (120, 239603), (130, 221172), (140, 205374), (156, 184310), (168, 171145), (182, 157980), (195, 147448), (210, 136916), (260, 110586), (273, 105320), (280, 102687), (312, 92155), (364, 78990), (390, 73724), (420, 68458), (455, 63192), (520, 55293), (546, 52660), (728, 39495), (780, 36862), (840, 34229), (910, 31596), (1092, 26330), (1365, 21064), (1560, 18431), (1820, 15798), (2184, 13165), (2633, 10920), (2730, 10532), (3640, 7899), (5266, 5460)]