19529640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1$

素因数の和:153

約数の個数: 192

約数和(自身を含む): 71150400

約数和(自身を除く): 51620760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 107, 108, 117, 120, 130, 135, 156, 169, 180, 195, 214, 216, 234, 260, 270, 312, 321, 338, 351, 360, 390, 428, 468, 507, 520, 535, 540, 585, 642, 676, 702, 780, 845, 856, 936, 963, 1014, 1070, 1080, 1170, 1284, 1352, 1391, 1404, 1521, 1560, 1605, 1690, 1755, 1926, 2028, 2140, 2340, 2535, 2568, 2782, 2808, 2889, 3042, 3210, 3380, 3510, 3852, 4056, 4173, 4280, 4563, 4680, 4815, 5070, 5564, 5778, 6084, 6420, 6760, 6955, 7020, 7605, 7704, 8346, 9126, 9630, 10140, 11128, 11556, 12168, 12519, 12840, 13910, 14040, 14445, 15210, 16692, 18083, 18252, 19260, 20280, 20865, 22815, 23112, 25038, 27820, 28890, 30420, 33384, 36166, 36504, 37557, 38520, 41730, 45630, 50076, 54249, 55640, 57780, 60840, 62595, 72332, 75114, 83460, 90415, 91260, 100152, 108498, 115560, 125190, 144664, 150228, 162747, 166920, 180830, 182520, 187785, 216996, 250380, 271245, 300456, 325494, 361660, 375570, 433992, 488241, 500760, 542490, 650988, 723320, 751140, 813735, 976482, 1084980, 1301976, 1502280, 1627470, 1952964, 2169960, 2441205, 3254940, 3905928, 4882410, 6509880, 9764820, 19529640]

約数ペア:

[(1, 19529640), (2, 9764820), (3, 6509880), (4, 4882410), (5, 3905928), (6, 3254940), (8, 2441205), (9, 2169960), (10, 1952964), (12, 1627470), (13, 1502280), (15, 1301976), (18, 1084980), (20, 976482), (24, 813735), (26, 751140), (27, 723320), (30, 650988), (36, 542490), (39, 500760), (40, 488241), (45, 433992), (52, 375570), (54, 361660), (60, 325494), (65, 300456), (72, 271245), (78, 250380), (90, 216996), (104, 187785), (107, 182520), (108, 180830), (117, 166920), (120, 162747), (130, 150228), (135, 144664), (156, 125190), (169, 115560), (180, 108498), (195, 100152), (214, 91260), (216, 90415), (234, 83460), (260, 75114), (270, 72332), (312, 62595), (321, 60840), (338, 57780), (351, 55640), (360, 54249), (390, 50076), (428, 45630), (468, 41730), (507, 38520), (520, 37557), (535, 36504), (540, 36166), (585, 33384), (642, 30420), (676, 28890), (702, 27820), (780, 25038), (845, 23112), (856, 22815), (936, 20865), (963, 20280), (1014, 19260), (1070, 18252), (1080, 18083), (1170, 16692), (1284, 15210), (1352, 14445), (1391, 14040), (1404, 13910), (1521, 12840), (1560, 12519), (1605, 12168), (1690, 11556), (1755, 11128), (1926, 10140), (2028, 9630), (2140, 9126), (2340, 8346), (2535, 7704), (2568, 7605), (2782, 7020), (2808, 6955), (2889, 6760), (3042, 6420), (3210, 6084), (3380, 5778), (3510, 5564), (3852, 5070), (4056, 4815), (4173, 4680), (4280, 4563)]