131324580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:143

約数の個数: 216

約数和(自身を含む): 439350912

約数和(自身を除く): 308026332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 43, 45, 47, 57, 60, 76, 86, 90, 94, 95, 114, 129, 141, 171, 172, 180, 188, 190, 215, 228, 235, 258, 282, 285, 342, 361, 380, 387, 423, 430, 470, 516, 564, 570, 645, 684, 705, 722, 774, 817, 846, 855, 860, 893, 940, 1083, 1140, 1290, 1410, 1444, 1548, 1634, 1692, 1710, 1786, 1805, 1935, 2021, 2115, 2166, 2451, 2580, 2679, 2820, 3249, 3268, 3420, 3572, 3610, 3870, 4042, 4085, 4230, 4332, 4465, 4902, 5358, 5415, 6063, 6498, 7220, 7353, 7740, 8037, 8084, 8170, 8460, 8930, 9804, 10105, 10716, 10830, 12126, 12255, 12996, 13395, 14706, 15523, 16074, 16245, 16340, 16967, 17860, 18189, 20210, 21660, 24252, 24510, 26790, 29412, 30315, 31046, 32148, 32490, 33934, 36378, 36765, 38399, 40185, 40420, 46569, 49020, 50901, 53580, 60630, 62092, 64980, 67868, 72756, 73530, 76798, 77615, 80370, 84835, 90945, 93138, 101802, 115197, 121260, 139707, 147060, 152703, 153596, 155230, 160740, 169670, 181890, 186276, 191995, 203604, 230394, 232845, 254505, 279414, 305406, 310460, 339340, 345591, 363780, 383990, 460788, 465690, 509010, 558828, 575985, 610812, 691182, 698535, 729581, 763515, 767980, 931380, 1018020, 1151970, 1382364, 1397070, 1459162, 1527030, 1727955, 2188743, 2303940, 2794140, 2918324, 3054060, 3455910, 3647905, 4377486, 6566229, 6911820, 7295810, 8754972, 10943715, 13132458, 14591620, 21887430, 26264916, 32831145, 43774860, 65662290, 131324580]

約数ペア:

[(1, 131324580), (2, 65662290), (3, 43774860), (4, 32831145), (5, 26264916), (6, 21887430), (9, 14591620), (10, 13132458), (12, 10943715), (15, 8754972), (18, 7295810), (19, 6911820), (20, 6566229), (30, 4377486), (36, 3647905), (38, 3455910), (43, 3054060), (45, 2918324), (47, 2794140), (57, 2303940), (60, 2188743), (76, 1727955), (86, 1527030), (90, 1459162), (94, 1397070), (95, 1382364), (114, 1151970), (129, 1018020), (141, 931380), (171, 767980), (172, 763515), (180, 729581), (188, 698535), (190, 691182), (215, 610812), (228, 575985), (235, 558828), (258, 509010), (282, 465690), (285, 460788), (342, 383990), (361, 363780), (380, 345591), (387, 339340), (423, 310460), (430, 305406), (470, 279414), (516, 254505), (564, 232845), (570, 230394), (645, 203604), (684, 191995), (705, 186276), (722, 181890), (774, 169670), (817, 160740), (846, 155230), (855, 153596), (860, 152703), (893, 147060), (940, 139707), (1083, 121260), (1140, 115197), (1290, 101802), (1410, 93138), (1444, 90945), (1548, 84835), (1634, 80370), (1692, 77615), (1710, 76798), (1786, 73530), (1805, 72756), (1935, 67868), (2021, 64980), (2115, 62092), (2166, 60630), (2451, 53580), (2580, 50901), (2679, 49020), (2820, 46569), (3249, 40420), (3268, 40185), (3420, 38399), (3572, 36765), (3610, 36378), (3870, 33934), (4042, 32490), (4085, 32148), (4230, 31046), (4332, 30315), (4465, 29412), (4902, 26790), (5358, 24510), (5415, 24252), (6063, 21660), (6498, 20210), (7220, 18189), (7353, 17860), (7740, 16967), (8037, 16340), (8084, 16245), (8170, 16074), (8460, 15523), (8930, 14706), (9804, 13395), (10105, 12996), (10716, 12255), (10830, 12126)]