1814806980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{4127}}^1$

素因数の和:4498

約数の個数: 144

約数和(自身を含む): 6310886400

約数和(自身を除く): 4496079420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 349, 420, 630, 698, 1047, 1260, 1396, 1745, 2094, 2443, 3141, 3490, 4127, 4188, 4886, 5235, 6282, 6980, 7329, 8254, 9772, 10470, 12215, 12381, 12564, 14658, 15705, 16508, 20635, 20940, 21987, 24430, 24762, 28889, 29316, 31410, 36645, 37143, 41270, 43974, 48860, 49524, 57778, 61905, 62820, 73290, 74286, 82540, 86667, 87948, 109935, 115556, 123810, 144445, 146580, 148572, 173334, 185715, 219870, 247620, 260001, 288890, 346668, 371430, 433335, 439740, 520002, 577780, 742860, 866670, 1040004, 1300005, 1440323, 1733340, 2600010, 2880646, 4320969, 5200020, 5761292, 7201615, 8641938, 10082261, 12962907, 14403230, 17283876, 20164522, 21604845, 25925814, 28806460, 30246783, 40329044, 43209690, 50411305, 51851628, 60493566, 64814535, 86419380, 90740349, 100822610, 120987132, 129629070, 151233915, 181480698, 201645220, 259258140, 302467830, 362961396, 453701745, 604935660, 907403490, 1814806980]

約数ペア:

[(1, 1814806980), (2, 907403490), (3, 604935660), (4, 453701745), (5, 362961396), (6, 302467830), (7, 259258140), (9, 201645220), (10, 181480698), (12, 151233915), (14, 129629070), (15, 120987132), (18, 100822610), (20, 90740349), (21, 86419380), (28, 64814535), (30, 60493566), (35, 51851628), (36, 50411305), (42, 43209690), (45, 40329044), (60, 30246783), (63, 28806460), (70, 25925814), (84, 21604845), (90, 20164522), (105, 17283876), (126, 14403230), (140, 12962907), (180, 10082261), (210, 8641938), (252, 7201615), (315, 5761292), (349, 5200020), (420, 4320969), (630, 2880646), (698, 2600010), (1047, 1733340), (1260, 1440323), (1396, 1300005), (1745, 1040004), (2094, 866670), (2443, 742860), (3141, 577780), (3490, 520002), (4127, 439740), (4188, 433335), (4886, 371430), (5235, 346668), (6282, 288890), (6980, 260001), (7329, 247620), (8254, 219870), (9772, 185715), (10470, 173334), (12215, 148572), (12381, 146580), (12564, 144445), (14658, 123810), (15705, 115556), (16508, 109935), (20635, 87948), (20940, 86667), (21987, 82540), (24430, 74286), (24762, 73290), (28889, 62820), (29316, 61905), (31410, 57778), (36645, 49524), (37143, 48860), (41270, 43974)]