18959760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1549}}^1$

素因数の和:1585

約数の個数: 120

約数和(自身を含む): 67462200

約数和(自身を除く): 48502440

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, 1549, 2040, 2448, 3060, 3098, 4080, 4647, 6120, 6196, 7745, 9294, 12240, 12392, 13941, 15490, 18588, 23235, 24784, 26333, 27882, 30980, 37176, 46470, 52666, 55764, 61960, 69705, 74352, 78999, 92940, 105332, 111528, 123920, 131665, 139410, 157998, 185880, 210664, 223056, 236997, 263330, 278820, 315996, 371760, 394995, 421328, 473994, 526660, 557640, 631992, 789990, 947988, 1053320, 1115280, 1184985, 1263984, 1579980, 1895976, 2106640, 2369970, 3159960, 3791952, 4739940, 6319920, 9479880, 18959760]

約数ペア:

[(1, 18959760), (2, 9479880), (3, 6319920), (4, 4739940), (5, 3791952), (6, 3159960), (8, 2369970), (9, 2106640), (10, 1895976), (12, 1579980), (15, 1263984), (16, 1184985), (17, 1115280), (18, 1053320), (20, 947988), (24, 789990), (30, 631992), (34, 557640), (36, 526660), (40, 473994), (45, 421328), (48, 394995), (51, 371760), (60, 315996), (68, 278820), (72, 263330), (80, 236997), (85, 223056), (90, 210664), (102, 185880), (120, 157998), (136, 139410), (144, 131665), (153, 123920), (170, 111528), (180, 105332), (204, 92940), (240, 78999), (255, 74352), (272, 69705), (306, 61960), (340, 55764), (360, 52666), (408, 46470), (510, 37176), (612, 30980), (680, 27882), (720, 26333), (765, 24784), (816, 23235), (1020, 18588), (1224, 15490), (1360, 13941), (1530, 12392), (1549, 12240), (2040, 9294), (2448, 7745), (3060, 6196), (3098, 6120), (4080, 4647)]