145550720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{613}}^1$

素因数の和:692

約数の個数: 128

約数和(自身を含む): 405829440

約数和(自身を除く): 260278720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 128, 140, 160, 212, 224, 265, 280, 320, 371, 424, 448, 530, 560, 613, 640, 742, 848, 896, 1060, 1120, 1226, 1484, 1696, 1855, 2120, 2240, 2452, 2968, 3065, 3392, 3710, 4240, 4291, 4480, 4904, 5936, 6130, 6784, 7420, 8480, 8582, 9808, 11872, 12260, 14840, 16960, 17164, 19616, 21455, 23744, 24520, 29680, 32489, 33920, 34328, 39232, 42910, 47488, 49040, 59360, 64978, 68656, 78464, 85820, 98080, 118720, 129956, 137312, 162445, 171640, 196160, 227423, 237440, 259912, 274624, 324890, 343280, 392320, 454846, 519824, 549248, 649780, 686560, 909692, 1039648, 1137115, 1299560, 1373120, 1819384, 2079296, 2274230, 2599120, 2746240, 3638768, 4158592, 4548460, 5198240, 7277536, 9096920, 10396480, 14555072, 18193840, 20792960, 29110144, 36387680, 72775360, 145550720]

約数ペア:

[(1, 145550720), (2, 72775360), (4, 36387680), (5, 29110144), (7, 20792960), (8, 18193840), (10, 14555072), (14, 10396480), (16, 9096920), (20, 7277536), (28, 5198240), (32, 4548460), (35, 4158592), (40, 3638768), (53, 2746240), (56, 2599120), (64, 2274230), (70, 2079296), (80, 1819384), (106, 1373120), (112, 1299560), (128, 1137115), (140, 1039648), (160, 909692), (212, 686560), (224, 649780), (265, 549248), (280, 519824), (320, 454846), (371, 392320), (424, 343280), (448, 324890), (530, 274624), (560, 259912), (613, 237440), (640, 227423), (742, 196160), (848, 171640), (896, 162445), (1060, 137312), (1120, 129956), (1226, 118720), (1484, 98080), (1696, 85820), (1855, 78464), (2120, 68656), (2240, 64978), (2452, 59360), (2968, 49040), (3065, 47488), (3392, 42910), (3710, 39232), (4240, 34328), (4291, 33920), (4480, 32489), (4904, 29680), (5936, 24520), (6130, 23744), (6784, 21455), (7420, 19616), (8480, 17164), (8582, 16960), (9808, 14840), (11872, 12260)]