308910420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18859}}^1$

素因数の和:18894

約数の個数: 144

約数和(自身を含む): 1153326720

約数和(自身を除く): 844416300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 18859, 37718, 56577, 75436, 94295, 113154, 132013, 169731, 188590, 226308, 245167, 264026, 282885, 339462, 377180, 396039, 490334, 528052, 565770, 660065, 678924, 735501, 792078, 848655, 980668, 1131540, 1188117, 1225835, 1320130, 1471002, 1584156, 1697310, 1716169, 1980195, 2206503, 2376234, 2451670, 2640260, 2942004, 3394620, 3432338, 3677505, 3960390, 4413006, 4752468, 4903340, 5148507, 5940585, 6864676, 7355010, 7920780, 8580845, 8826012, 10297014, 11032515, 11881170, 14710020, 15445521, 17161690, 20594028, 22065030, 23762340, 25742535, 30891042, 34323380, 44130060, 51485070, 61782084, 77227605, 102970140, 154455210, 308910420]

約数ペア:

[(1, 308910420), (2, 154455210), (3, 102970140), (4, 77227605), (5, 61782084), (6, 51485070), (7, 44130060), (9, 34323380), (10, 30891042), (12, 25742535), (13, 23762340), (14, 22065030), (15, 20594028), (18, 17161690), (20, 15445521), (21, 14710020), (26, 11881170), (28, 11032515), (30, 10297014), (35, 8826012), (36, 8580845), (39, 7920780), (42, 7355010), (45, 6864676), (52, 5940585), (60, 5148507), (63, 4903340), (65, 4752468), (70, 4413006), (78, 3960390), (84, 3677505), (90, 3432338), (91, 3394620), (105, 2942004), (117, 2640260), (126, 2451670), (130, 2376234), (140, 2206503), (156, 1980195), (180, 1716169), (182, 1697310), (195, 1584156), (210, 1471002), (234, 1320130), (252, 1225835), (260, 1188117), (273, 1131540), (315, 980668), (364, 848655), (390, 792078), (420, 735501), (455, 678924), (468, 660065), (546, 565770), (585, 528052), (630, 490334), (780, 396039), (819, 377180), (910, 339462), (1092, 282885), (1170, 264026), (1260, 245167), (1365, 226308), (1638, 188590), (1820, 169731), (2340, 132013), (2730, 113154), (3276, 94295), (4095, 75436), (5460, 56577), (8190, 37718), (16380, 18859)]