242912150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 144

約数和(自身を含む): 551415600

約数和(自身を除く): 308503450

約数列:

[1, 2, 5, 10, 13, 17, 19, 25, 26, 34, 38, 50, 65, 85, 89, 95, 130, 169, 170, 178, 190, 221, 247, 323, 325, 338, 425, 442, 445, 475, 494, 646, 650, 845, 850, 890, 950, 1105, 1157, 1235, 1513, 1615, 1690, 1691, 2210, 2225, 2314, 2470, 2873, 3026, 3211, 3230, 3382, 4199, 4225, 4450, 5525, 5746, 5785, 6175, 6422, 7565, 8075, 8398, 8450, 8455, 11050, 11570, 12350, 14365, 15041, 15130, 16055, 16150, 16910, 19669, 20995, 21983, 28730, 28747, 28925, 30082, 32110, 37825, 39338, 41990, 42275, 43966, 54587, 57494, 57850, 71825, 75205, 75650, 80275, 84550, 98345, 104975, 109174, 109915, 143650, 143735, 150410, 160550, 196690, 209950, 219830, 255697, 272935, 285779, 287470, 373711, 376025, 491725, 511394, 545870, 549575, 571558, 718675, 747422, 752050, 983450, 1099150, 1278485, 1364675, 1428895, 1437350, 1868555, 2556970, 2729350, 2857790, 3737110, 4858243, 6392425, 7144475, 9342775, 9716486, 12784850, 14288950, 18685550, 24291215, 48582430, 121456075, 242912150]

約数ペア:

[(1, 242912150), (2, 121456075), (5, 48582430), (10, 24291215), (13, 18685550), (17, 14288950), (19, 12784850), (25, 9716486), (26, 9342775), (34, 7144475), (38, 6392425), (50, 4858243), (65, 3737110), (85, 2857790), (89, 2729350), (95, 2556970), (130, 1868555), (169, 1437350), (170, 1428895), (178, 1364675), (190, 1278485), (221, 1099150), (247, 983450), (323, 752050), (325, 747422), (338, 718675), (425, 571558), (442, 549575), (445, 545870), (475, 511394), (494, 491725), (646, 376025), (650, 373711), (845, 287470), (850, 285779), (890, 272935), (950, 255697), (1105, 219830), (1157, 209950), (1235, 196690), (1513, 160550), (1615, 150410), (1690, 143735), (1691, 143650), (2210, 109915), (2225, 109174), (2314, 104975), (2470, 98345), (2873, 84550), (3026, 80275), (3211, 75650), (3230, 75205), (3382, 71825), (4199, 57850), (4225, 57494), (4450, 54587), (5525, 43966), (5746, 42275), (5785, 41990), (6175, 39338), (6422, 37825), (7565, 32110), (8075, 30082), (8398, 28925), (8450, 28747), (8455, 28730), (11050, 21983), (11570, 20995), (12350, 19669), (14365, 16910), (15041, 16150), (15130, 16055)]