279942400

素因数分解:

$2^8\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:157

約数の個数: 216

約数和(自身を含む): 766450944

約数和(自身を除く): 486508544

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 31, 32, 34, 40, 50, 62, 64, 68, 80, 83, 85, 100, 124, 128, 136, 155, 160, 166, 170, 200, 248, 256, 272, 310, 320, 332, 340, 400, 415, 425, 496, 527, 544, 620, 640, 664, 680, 775, 800, 830, 850, 992, 1054, 1088, 1240, 1280, 1328, 1360, 1411, 1550, 1600, 1660, 1700, 1984, 2075, 2108, 2176, 2480, 2573, 2635, 2656, 2720, 2822, 3100, 3200, 3320, 3400, 3968, 4150, 4216, 4352, 4960, 5146, 5270, 5312, 5440, 5644, 6200, 6400, 6640, 6800, 7055, 7936, 8300, 8432, 9920, 10292, 10540, 10624, 10880, 11288, 12400, 12865, 13175, 13280, 13600, 14110, 16600, 16864, 19840, 20584, 21080, 21248, 21760, 22576, 24800, 25730, 26350, 26560, 27200, 28220, 33200, 33728, 35275, 39680, 41168, 42160, 43741, 45152, 49600, 51460, 52700, 53120, 54400, 56440, 64325, 66400, 67456, 70550, 82336, 84320, 87482, 90304, 99200, 102920, 105400, 106240, 108800, 112880, 128650, 132800, 134912, 141100, 164672, 168640, 174964, 180608, 198400, 205840, 210800, 218705, 225760, 257300, 265600, 282200, 329344, 337280, 349928, 361216, 411680, 421600, 437410, 451520, 514600, 531200, 564400, 658688, 674560, 699856, 823360, 843200, 874820, 903040, 1029200, 1093525, 1128800, 1399712, 1646720, 1686400, 1749640, 1806080, 2058400, 2187050, 2257600, 2799424, 3293440, 3372800, 3499280, 4116800, 4374100, 4515200, 5598848, 6998560, 8233600, 8748200, 9030400, 11197696, 13997120, 16467200, 17496400, 27994240, 34992800, 55988480, 69985600, 139971200, 279942400]

約数ペア:

[(1, 279942400), (2, 139971200), (4, 69985600), (5, 55988480), (8, 34992800), (10, 27994240), (16, 17496400), (17, 16467200), (20, 13997120), (25, 11197696), (31, 9030400), (32, 8748200), (34, 8233600), (40, 6998560), (50, 5598848), (62, 4515200), (64, 4374100), (68, 4116800), (80, 3499280), (83, 3372800), (85, 3293440), (100, 2799424), (124, 2257600), (128, 2187050), (136, 2058400), (155, 1806080), (160, 1749640), (166, 1686400), (170, 1646720), (200, 1399712), (248, 1128800), (256, 1093525), (272, 1029200), (310, 903040), (320, 874820), (332, 843200), (340, 823360), (400, 699856), (415, 674560), (425, 658688), (496, 564400), (527, 531200), (544, 514600), (620, 451520), (640, 437410), (664, 421600), (680, 411680), (775, 361216), (800, 349928), (830, 337280), (850, 329344), (992, 282200), (1054, 265600), (1088, 257300), (1240, 225760), (1280, 218705), (1328, 210800), (1360, 205840), (1411, 198400), (1550, 180608), (1600, 174964), (1660, 168640), (1700, 164672), (1984, 141100), (2075, 134912), (2108, 132800), (2176, 128650), (2480, 112880), (2573, 108800), (2635, 106240), (2656, 105400), (2720, 102920), (2822, 99200), (3100, 90304), (3200, 87482), (3320, 84320), (3400, 82336), (3968, 70550), (4150, 67456), (4216, 66400), (4352, 64325), (4960, 56440), (5146, 54400), (5270, 53120), (5312, 52700), (5440, 51460), (5644, 49600), (6200, 45152), (6400, 43741), (6640, 42160), (6800, 41168), (7055, 39680), (7936, 35275), (8300, 33728), (8432, 33200), (9920, 28220), (10292, 27200), (10540, 26560), (10624, 26350), (10880, 25730), (11288, 24800), (12400, 22576), (12865, 21760), (13175, 21248), (13280, 21080), (13600, 20584), (14110, 19840), (16600, 16864)]