18759849720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{111427}}^1$

素因数の和:111525

約数の個数: 128

約数和(自身を含む): 59689751040

約数和(自身を除く): 40929901320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 61, 69, 92, 115, 120, 122, 138, 183, 184, 230, 244, 276, 305, 345, 366, 460, 488, 552, 610, 690, 732, 915, 920, 1220, 1380, 1403, 1464, 1830, 2440, 2760, 2806, 3660, 4209, 5612, 7015, 7320, 8418, 11224, 14030, 16836, 21045, 28060, 33672, 42090, 56120, 84180, 111427, 168360, 222854, 334281, 445708, 557135, 668562, 891416, 1114270, 1337124, 1671405, 2228540, 2562821, 2674248, 3342810, 4457080, 5125642, 6685620, 6797047, 7688463, 10251284, 12814105, 13371240, 13594094, 15376926, 20391141, 20502568, 25628210, 27188188, 30753852, 33985235, 38442315, 40782282, 51256420, 54376376, 61507704, 67970470, 76884630, 81564564, 101955705, 102512840, 135940940, 153769260, 156332081, 163129128, 203911410, 271881880, 307538520, 312664162, 407822820, 468996243, 625328324, 781660405, 815645640, 937992486, 1250656648, 1563320810, 1875984972, 2344981215, 3126641620, 3751969944, 4689962430, 6253283240, 9379924860, 18759849720]

約数ペア:

[(1, 18759849720), (2, 9379924860), (3, 6253283240), (4, 4689962430), (5, 3751969944), (6, 3126641620), (8, 2344981215), (10, 1875984972), (12, 1563320810), (15, 1250656648), (20, 937992486), (23, 815645640), (24, 781660405), (30, 625328324), (40, 468996243), (46, 407822820), (60, 312664162), (61, 307538520), (69, 271881880), (92, 203911410), (115, 163129128), (120, 156332081), (122, 153769260), (138, 135940940), (183, 102512840), (184, 101955705), (230, 81564564), (244, 76884630), (276, 67970470), (305, 61507704), (345, 54376376), (366, 51256420), (460, 40782282), (488, 38442315), (552, 33985235), (610, 30753852), (690, 27188188), (732, 25628210), (915, 20502568), (920, 20391141), (1220, 15376926), (1380, 13594094), (1403, 13371240), (1464, 12814105), (1830, 10251284), (2440, 7688463), (2760, 6797047), (2806, 6685620), (3660, 5125642), (4209, 4457080), (5612, 3342810), (7015, 2674248), (7320, 2562821), (8418, 2228540), (11224, 1671405), (14030, 1337124), (16836, 1114270), (21045, 891416), (28060, 668562), (33672, 557135), (42090, 445708), (56120, 334281), (84180, 222854), (111427, 168360)]