19669680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1607}}^1$

素因数の和:1643

約数の個数: 120

約数和(自身を含む): 69986592

約数和(自身を除く): 50316912

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 306, 340, 360, 408, 510, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1530, 1607, 2040, 2448, 3060, 3214, 4080, 4821, 6120, 6428, 8035, 9642, 12240, 12856, 14463, 16070, 19284, 24105, 25712, 27319, 28926, 32140, 38568, 48210, 54638, 57852, 64280, 72315, 77136, 81957, 96420, 109276, 115704, 128560, 136595, 144630, 163914, 192840, 218552, 231408, 245871, 273190, 289260, 327828, 385680, 409785, 437104, 491742, 546380, 578520, 655656, 819570, 983484, 1092760, 1157040, 1229355, 1311312, 1639140, 1966968, 2185520, 2458710, 3278280, 3933936, 4917420, 6556560, 9834840, 19669680]

約数ペア:

[(1, 19669680), (2, 9834840), (3, 6556560), (4, 4917420), (5, 3933936), (6, 3278280), (8, 2458710), (9, 2185520), (10, 1966968), (12, 1639140), (15, 1311312), (16, 1229355), (17, 1157040), (18, 1092760), (20, 983484), (24, 819570), (30, 655656), (34, 578520), (36, 546380), (40, 491742), (45, 437104), (48, 409785), (51, 385680), (60, 327828), (68, 289260), (72, 273190), (80, 245871), (85, 231408), (90, 218552), (102, 192840), (120, 163914), (136, 144630), (144, 136595), (153, 128560), (170, 115704), (180, 109276), (204, 96420), (240, 81957), (255, 77136), (272, 72315), (306, 64280), (340, 57852), (360, 54638), (408, 48210), (510, 38568), (612, 32140), (680, 28926), (720, 27319), (765, 25712), (816, 24105), (1020, 19284), (1224, 16070), (1360, 14463), (1530, 12856), (1607, 12240), (2040, 9642), (2448, 8035), (3060, 6428), (3214, 6120), (4080, 4821)]