651870180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2381}}^1$

素因数の和:2428

約数の個数: 180

約数和(自身を含む): 2215274292

約数和(自身を除く): 1563404112

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 169, 180, 195, 234, 260, 270, 324, 338, 351, 390, 405, 468, 507, 540, 585, 676, 702, 780, 810, 845, 1014, 1053, 1170, 1404, 1521, 1620, 1690, 1755, 2028, 2106, 2340, 2381, 2535, 3042, 3380, 3510, 4212, 4563, 4762, 5070, 5265, 6084, 7020, 7143, 7605, 9126, 9524, 10140, 10530, 11905, 13689, 14286, 15210, 18252, 21060, 21429, 22815, 23810, 27378, 28572, 30420, 30953, 35715, 42858, 45630, 47620, 54756, 61906, 64287, 68445, 71430, 85716, 91260, 92859, 107145, 123812, 128574, 136890, 142860, 154765, 185718, 192861, 214290, 257148, 273780, 278577, 309530, 321435, 371436, 385722, 402389, 428580, 464295, 557154, 619060, 642870, 771444, 804778, 835731, 928590, 964305, 1114308, 1207167, 1285740, 1392885, 1609556, 1671462, 1857180, 1928610, 2011945, 2414334, 2507193, 2785770, 3342924, 3621501, 3857220, 4023890, 4178655, 4828668, 5014386, 5571540, 6035835, 7243002, 8047780, 8357310, 10028772, 10864503, 12071670, 12535965, 14486004, 16714620, 18107505, 21729006, 24143340, 25071930, 32593509, 36215010, 43458012, 50143860, 54322515, 65187018, 72430020, 108645030, 130374036, 162967545, 217290060, 325935090, 651870180]

約数ペア:

[(1, 651870180), (2, 325935090), (3, 217290060), (4, 162967545), (5, 130374036), (6, 108645030), (9, 72430020), (10, 65187018), (12, 54322515), (13, 50143860), (15, 43458012), (18, 36215010), (20, 32593509), (26, 25071930), (27, 24143340), (30, 21729006), (36, 18107505), (39, 16714620), (45, 14486004), (52, 12535965), (54, 12071670), (60, 10864503), (65, 10028772), (78, 8357310), (81, 8047780), (90, 7243002), (108, 6035835), (117, 5571540), (130, 5014386), (135, 4828668), (156, 4178655), (162, 4023890), (169, 3857220), (180, 3621501), (195, 3342924), (234, 2785770), (260, 2507193), (270, 2414334), (324, 2011945), (338, 1928610), (351, 1857180), (390, 1671462), (405, 1609556), (468, 1392885), (507, 1285740), (540, 1207167), (585, 1114308), (676, 964305), (702, 928590), (780, 835731), (810, 804778), (845, 771444), (1014, 642870), (1053, 619060), (1170, 557154), (1404, 464295), (1521, 428580), (1620, 402389), (1690, 385722), (1755, 371436), (2028, 321435), (2106, 309530), (2340, 278577), (2381, 273780), (2535, 257148), (3042, 214290), (3380, 192861), (3510, 185718), (4212, 154765), (4563, 142860), (4762, 136890), (5070, 128574), (5265, 123812), (6084, 107145), (7020, 92859), (7143, 91260), (7605, 85716), (9126, 71430), (9524, 68445), (10140, 64287), (10530, 61906), (11905, 54756), (13689, 47620), (14286, 45630), (15210, 42858), (18252, 35715), (21060, 30953), (21429, 30420), (22815, 28572), (23810, 27378)]