279698760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6421}}^1$

素因数の和:6460

約数の個数: 144

約数和(自身を含む): 999327420

約数和(自身を除く): 719628660

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 484, 495, 605, 660, 726, 792, 968, 990, 1089, 1210, 1320, 1452, 1815, 1980, 2178, 2420, 2904, 3630, 3960, 4356, 4840, 5445, 6421, 7260, 8712, 10890, 12842, 14520, 19263, 21780, 25684, 32105, 38526, 43560, 51368, 57789, 64210, 70631, 77052, 96315, 115578, 128420, 141262, 154104, 192630, 211893, 231156, 256840, 282524, 288945, 353155, 385260, 423786, 462312, 565048, 577890, 635679, 706310, 770520, 776941, 847572, 1059465, 1155780, 1271358, 1412620, 1553882, 1695144, 2118930, 2311560, 2330823, 2542716, 2825240, 3107764, 3178395, 3884705, 4237860, 4661646, 5085432, 6215528, 6356790, 6992469, 7769410, 8475720, 9323292, 11654115, 12713580, 13984938, 15538820, 18646584, 23308230, 25427160, 27969876, 31077640, 34962345, 46616460, 55939752, 69924690, 93232920, 139849380, 279698760]

約数ペア:

[(1, 279698760), (2, 139849380), (3, 93232920), (4, 69924690), (5, 55939752), (6, 46616460), (8, 34962345), (9, 31077640), (10, 27969876), (11, 25427160), (12, 23308230), (15, 18646584), (18, 15538820), (20, 13984938), (22, 12713580), (24, 11654115), (30, 9323292), (33, 8475720), (36, 7769410), (40, 6992469), (44, 6356790), (45, 6215528), (55, 5085432), (60, 4661646), (66, 4237860), (72, 3884705), (88, 3178395), (90, 3107764), (99, 2825240), (110, 2542716), (120, 2330823), (121, 2311560), (132, 2118930), (165, 1695144), (180, 1553882), (198, 1412620), (220, 1271358), (242, 1155780), (264, 1059465), (330, 847572), (360, 776941), (363, 770520), (396, 706310), (440, 635679), (484, 577890), (495, 565048), (605, 462312), (660, 423786), (726, 385260), (792, 353155), (968, 288945), (990, 282524), (1089, 256840), (1210, 231156), (1320, 211893), (1452, 192630), (1815, 154104), (1980, 141262), (2178, 128420), (2420, 115578), (2904, 96315), (3630, 77052), (3960, 70631), (4356, 64210), (4840, 57789), (5445, 51368), (6421, 43560), (7260, 38526), (8712, 32105), (10890, 25684), (12842, 21780), (14520, 19263)]