16450980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:186

約数の個数: 192

約数和(自身を含む): 59609088

約数和(自身を除く): 43158108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 23, 26, 28, 30, 35, 39, 42, 46, 52, 60, 65, 69, 70, 78, 84, 91, 92, 105, 115, 130, 131, 138, 140, 156, 161, 182, 195, 210, 230, 260, 262, 273, 276, 299, 322, 345, 364, 390, 393, 420, 455, 460, 483, 524, 546, 598, 644, 655, 690, 780, 786, 805, 897, 910, 917, 966, 1092, 1196, 1310, 1365, 1380, 1495, 1572, 1610, 1703, 1794, 1820, 1834, 1932, 1965, 2093, 2415, 2620, 2730, 2751, 2990, 3013, 3220, 3406, 3588, 3668, 3930, 4186, 4485, 4585, 4830, 5109, 5460, 5502, 5980, 6026, 6279, 6812, 7860, 8372, 8515, 8970, 9039, 9170, 9660, 10218, 10465, 11004, 11921, 12052, 12558, 13755, 15065, 17030, 17940, 18078, 18340, 20436, 20930, 21091, 23842, 25116, 25545, 27510, 30130, 31395, 34060, 35763, 36156, 39169, 41860, 42182, 45195, 47684, 51090, 55020, 59605, 60260, 62790, 63273, 71526, 78338, 84364, 90390, 102180, 105455, 117507, 119210, 125580, 126546, 143052, 156676, 178815, 180780, 195845, 210910, 235014, 238420, 253092, 274183, 316365, 357630, 391690, 421820, 470028, 548366, 587535, 632730, 715260, 783380, 822549, 1096732, 1175070, 1265460, 1370915, 1645098, 2350140, 2741830, 3290196, 4112745, 5483660, 8225490, 16450980]

約数ペア:

[(1, 16450980), (2, 8225490), (3, 5483660), (4, 4112745), (5, 3290196), (6, 2741830), (7, 2350140), (10, 1645098), (12, 1370915), (13, 1265460), (14, 1175070), (15, 1096732), (20, 822549), (21, 783380), (23, 715260), (26, 632730), (28, 587535), (30, 548366), (35, 470028), (39, 421820), (42, 391690), (46, 357630), (52, 316365), (60, 274183), (65, 253092), (69, 238420), (70, 235014), (78, 210910), (84, 195845), (91, 180780), (92, 178815), (105, 156676), (115, 143052), (130, 126546), (131, 125580), (138, 119210), (140, 117507), (156, 105455), (161, 102180), (182, 90390), (195, 84364), (210, 78338), (230, 71526), (260, 63273), (262, 62790), (273, 60260), (276, 59605), (299, 55020), (322, 51090), (345, 47684), (364, 45195), (390, 42182), (393, 41860), (420, 39169), (455, 36156), (460, 35763), (483, 34060), (524, 31395), (546, 30130), (598, 27510), (644, 25545), (655, 25116), (690, 23842), (780, 21091), (786, 20930), (805, 20436), (897, 18340), (910, 18078), (917, 17940), (966, 17030), (1092, 15065), (1196, 13755), (1310, 12558), (1365, 12052), (1380, 11921), (1495, 11004), (1572, 10465), (1610, 10218), (1703, 9660), (1794, 9170), (1820, 9039), (1834, 8970), (1932, 8515), (1965, 8372), (2093, 7860), (2415, 6812), (2620, 6279), (2730, 6026), (2751, 5980), (2990, 5502), (3013, 5460), (3220, 5109), (3406, 4830), (3588, 4585), (3668, 4485), (3930, 4186)]