149370400

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:387

約数の個数: 144

約数和(自身を含む): 397474560

約数和(自身を除く): 248104160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 32, 38, 40, 50, 62, 76, 80, 95, 100, 124, 152, 155, 160, 190, 200, 248, 304, 310, 317, 380, 400, 475, 496, 589, 608, 620, 634, 760, 775, 800, 950, 992, 1178, 1240, 1268, 1520, 1550, 1585, 1900, 2356, 2480, 2536, 2945, 3040, 3100, 3170, 3800, 4712, 4960, 5072, 5890, 6023, 6200, 6340, 7600, 7925, 9424, 9827, 10144, 11780, 12046, 12400, 12680, 14725, 15200, 15850, 18848, 19654, 23560, 24092, 24800, 25360, 29450, 30115, 31700, 39308, 47120, 48184, 49135, 50720, 58900, 60230, 63400, 78616, 94240, 96368, 98270, 117800, 120460, 126800, 150575, 157232, 186713, 192736, 196540, 235600, 240920, 245675, 253600, 301150, 314464, 373426, 393080, 471200, 481840, 491350, 602300, 746852, 786160, 933565, 963680, 982700, 1204600, 1493704, 1572320, 1867130, 1965400, 2409200, 2987408, 3734260, 3930800, 4667825, 4818400, 5974816, 7468520, 7861600, 9335650, 14937040, 18671300, 29874080, 37342600, 74685200, 149370400]

約数ペア:

[(1, 149370400), (2, 74685200), (4, 37342600), (5, 29874080), (8, 18671300), (10, 14937040), (16, 9335650), (19, 7861600), (20, 7468520), (25, 5974816), (31, 4818400), (32, 4667825), (38, 3930800), (40, 3734260), (50, 2987408), (62, 2409200), (76, 1965400), (80, 1867130), (95, 1572320), (100, 1493704), (124, 1204600), (152, 982700), (155, 963680), (160, 933565), (190, 786160), (200, 746852), (248, 602300), (304, 491350), (310, 481840), (317, 471200), (380, 393080), (400, 373426), (475, 314464), (496, 301150), (589, 253600), (608, 245675), (620, 240920), (634, 235600), (760, 196540), (775, 192736), (800, 186713), (950, 157232), (992, 150575), (1178, 126800), (1240, 120460), (1268, 117800), (1520, 98270), (1550, 96368), (1585, 94240), (1900, 78616), (2356, 63400), (2480, 60230), (2536, 58900), (2945, 50720), (3040, 49135), (3100, 48184), (3170, 47120), (3800, 39308), (4712, 31700), (4960, 30115), (5072, 29450), (5890, 25360), (6023, 24800), (6200, 24092), (6340, 23560), (7600, 19654), (7925, 18848), (9424, 15850), (9827, 15200), (10144, 14725), (11780, 12680), (12046, 12400)]