19260720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:300

約数の個数: 160

約数和(自身を含む): 68418240

約数和(自身を除く): 49157520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 90, 108, 111, 120, 135, 144, 148, 180, 185, 216, 222, 240, 241, 270, 296, 333, 360, 370, 432, 444, 482, 540, 555, 592, 666, 720, 723, 740, 888, 964, 999, 1080, 1110, 1205, 1332, 1446, 1480, 1665, 1776, 1928, 1998, 2160, 2169, 2220, 2410, 2664, 2892, 2960, 3330, 3615, 3856, 3996, 4338, 4440, 4820, 4995, 5328, 5784, 6507, 6660, 7230, 7992, 8676, 8880, 8917, 9640, 9990, 10845, 11568, 13014, 13320, 14460, 15984, 17352, 17834, 19280, 19980, 21690, 26028, 26640, 26751, 28920, 32535, 34704, 35668, 39960, 43380, 44585, 52056, 53502, 57840, 65070, 71336, 79920, 80253, 86760, 89170, 104112, 107004, 130140, 133755, 142672, 160506, 173520, 178340, 214008, 240759, 260280, 267510, 321012, 356680, 401265, 428016, 481518, 520560, 535020, 642024, 713360, 802530, 963036, 1070040, 1203795, 1284048, 1605060, 1926072, 2140080, 2407590, 3210120, 3852144, 4815180, 6420240, 9630360, 19260720]

約数ペア:

[(1, 19260720), (2, 9630360), (3, 6420240), (4, 4815180), (5, 3852144), (6, 3210120), (8, 2407590), (9, 2140080), (10, 1926072), (12, 1605060), (15, 1284048), (16, 1203795), (18, 1070040), (20, 963036), (24, 802530), (27, 713360), (30, 642024), (36, 535020), (37, 520560), (40, 481518), (45, 428016), (48, 401265), (54, 356680), (60, 321012), (72, 267510), (74, 260280), (80, 240759), (90, 214008), (108, 178340), (111, 173520), (120, 160506), (135, 142672), (144, 133755), (148, 130140), (180, 107004), (185, 104112), (216, 89170), (222, 86760), (240, 80253), (241, 79920), (270, 71336), (296, 65070), (333, 57840), (360, 53502), (370, 52056), (432, 44585), (444, 43380), (482, 39960), (540, 35668), (555, 34704), (592, 32535), (666, 28920), (720, 26751), (723, 26640), (740, 26028), (888, 21690), (964, 19980), (999, 19280), (1080, 17834), (1110, 17352), (1205, 15984), (1332, 14460), (1446, 13320), (1480, 13014), (1665, 11568), (1776, 10845), (1928, 9990), (1998, 9640), (2160, 8917), (2169, 8880), (2220, 8676), (2410, 7992), (2664, 7230), (2892, 6660), (2960, 6507), (3330, 5784), (3615, 5328), (3856, 4995), (3996, 4820), (4338, 4440)]