18689160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1171}}^1$

素因数の和:1211

約数の個数: 128

約数和(自身を含む): 67507200

約数和(自身を除く): 48818040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1171, 1330, 1596, 1995, 2280, 2342, 2660, 3192, 3513, 3990, 4684, 5320, 5855, 7026, 7980, 8197, 9368, 11710, 14052, 15960, 16394, 17565, 22249, 23420, 24591, 28104, 32788, 35130, 40985, 44498, 46840, 49182, 65576, 66747, 70260, 81970, 88996, 98364, 111245, 122955, 133494, 140520, 155743, 163940, 177992, 196728, 222490, 245910, 266988, 311486, 327880, 333735, 444980, 467229, 491820, 533976, 622972, 667470, 778715, 889960, 934458, 983640, 1245944, 1334940, 1557430, 1868916, 2336145, 2669880, 3114860, 3737832, 4672290, 6229720, 9344580, 18689160]

約数ペア:

[(1, 18689160), (2, 9344580), (3, 6229720), (4, 4672290), (5, 3737832), (6, 3114860), (7, 2669880), (8, 2336145), (10, 1868916), (12, 1557430), (14, 1334940), (15, 1245944), (19, 983640), (20, 934458), (21, 889960), (24, 778715), (28, 667470), (30, 622972), (35, 533976), (38, 491820), (40, 467229), (42, 444980), (56, 333735), (57, 327880), (60, 311486), (70, 266988), (76, 245910), (84, 222490), (95, 196728), (105, 177992), (114, 163940), (120, 155743), (133, 140520), (140, 133494), (152, 122955), (168, 111245), (190, 98364), (210, 88996), (228, 81970), (266, 70260), (280, 66747), (285, 65576), (380, 49182), (399, 46840), (420, 44498), (456, 40985), (532, 35130), (570, 32788), (665, 28104), (760, 24591), (798, 23420), (840, 22249), (1064, 17565), (1140, 16394), (1171, 15960), (1330, 14052), (1596, 11710), (1995, 9368), (2280, 8197), (2342, 7980), (2660, 7026), (3192, 5855), (3513, 5320), (3990, 4684)]