198430440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{409}}^1$

素因数の和:747

約数の個数: 128

約数和(自身を含む): 644716800

約数和(自身を除く): 446286360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 311, 312, 390, 409, 520, 622, 780, 818, 933, 1227, 1244, 1555, 1560, 1636, 1866, 2045, 2454, 2488, 3110, 3272, 3732, 4043, 4090, 4665, 4908, 5317, 6135, 6220, 7464, 8086, 8180, 9330, 9816, 10634, 12129, 12270, 12440, 15951, 16172, 16360, 18660, 20215, 21268, 24258, 24540, 26585, 31902, 32344, 37320, 40430, 42536, 48516, 49080, 53170, 60645, 63804, 79755, 80860, 97032, 106340, 121290, 127199, 127608, 159510, 161720, 212680, 242580, 254398, 319020, 381597, 485160, 508796, 635995, 638040, 763194, 1017592, 1271990, 1526388, 1653587, 1907985, 2543980, 3052776, 3307174, 3815970, 4960761, 5087960, 6614348, 7631940, 8267935, 9921522, 13228696, 15263880, 16535870, 19843044, 24803805, 33071740, 39686088, 49607610, 66143480, 99215220, 198430440]

約数ペア:

[(1, 198430440), (2, 99215220), (3, 66143480), (4, 49607610), (5, 39686088), (6, 33071740), (8, 24803805), (10, 19843044), (12, 16535870), (13, 15263880), (15, 13228696), (20, 9921522), (24, 8267935), (26, 7631940), (30, 6614348), (39, 5087960), (40, 4960761), (52, 3815970), (60, 3307174), (65, 3052776), (78, 2543980), (104, 1907985), (120, 1653587), (130, 1526388), (156, 1271990), (195, 1017592), (260, 763194), (311, 638040), (312, 635995), (390, 508796), (409, 485160), (520, 381597), (622, 319020), (780, 254398), (818, 242580), (933, 212680), (1227, 161720), (1244, 159510), (1555, 127608), (1560, 127199), (1636, 121290), (1866, 106340), (2045, 97032), (2454, 80860), (2488, 79755), (3110, 63804), (3272, 60645), (3732, 53170), (4043, 49080), (4090, 48516), (4665, 42536), (4908, 40430), (5317, 37320), (6135, 32344), (6220, 31902), (7464, 26585), (8086, 24540), (8180, 24258), (9330, 21268), (9816, 20215), (10634, 18660), (12129, 16360), (12270, 16172), (12440, 15951)]