209945580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:336

約数の個数: 192

約数和(自身を含む): 682795008

約数和(自身を除く): 472849428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 71, 78, 85, 102, 130, 142, 156, 170, 195, 204, 213, 221, 223, 255, 260, 284, 340, 355, 390, 426, 442, 446, 510, 663, 669, 710, 780, 852, 884, 892, 923, 1020, 1065, 1105, 1115, 1207, 1326, 1338, 1420, 1846, 2130, 2210, 2230, 2414, 2652, 2676, 2769, 2899, 3315, 3345, 3621, 3692, 3791, 4260, 4420, 4460, 4615, 4828, 5538, 5798, 6035, 6630, 6690, 7242, 7582, 8697, 9230, 11076, 11373, 11596, 12070, 13260, 13380, 13845, 14484, 14495, 15164, 15691, 15833, 17394, 18105, 18460, 18955, 22746, 24140, 27690, 28990, 31382, 31666, 34788, 36210, 37910, 43485, 45492, 47073, 47499, 49283, 55380, 56865, 57980, 62764, 63332, 72420, 75820, 78455, 79165, 86970, 94146, 94998, 98566, 113730, 147849, 156910, 158330, 173940, 188292, 189996, 197132, 205829, 227460, 235365, 237495, 246415, 269161, 295698, 313820, 316660, 411658, 470730, 474990, 492830, 538322, 591396, 617487, 739245, 807483, 823316, 941460, 949980, 985660, 1029145, 1076644, 1234974, 1345805, 1478490, 1614966, 2058290, 2469948, 2691610, 2956980, 3087435, 3229932, 3499093, 4037415, 4116580, 5383220, 6174870, 6998186, 8074830, 10497279, 12349740, 13996372, 16149660, 17495465, 20994558, 34990930, 41989116, 52486395, 69981860, 104972790, 209945580]

約数ペア:

[(1, 209945580), (2, 104972790), (3, 69981860), (4, 52486395), (5, 41989116), (6, 34990930), (10, 20994558), (12, 17495465), (13, 16149660), (15, 13996372), (17, 12349740), (20, 10497279), (26, 8074830), (30, 6998186), (34, 6174870), (39, 5383220), (51, 4116580), (52, 4037415), (60, 3499093), (65, 3229932), (68, 3087435), (71, 2956980), (78, 2691610), (85, 2469948), (102, 2058290), (130, 1614966), (142, 1478490), (156, 1345805), (170, 1234974), (195, 1076644), (204, 1029145), (213, 985660), (221, 949980), (223, 941460), (255, 823316), (260, 807483), (284, 739245), (340, 617487), (355, 591396), (390, 538322), (426, 492830), (442, 474990), (446, 470730), (510, 411658), (663, 316660), (669, 313820), (710, 295698), (780, 269161), (852, 246415), (884, 237495), (892, 235365), (923, 227460), (1020, 205829), (1065, 197132), (1105, 189996), (1115, 188292), (1207, 173940), (1326, 158330), (1338, 156910), (1420, 147849), (1846, 113730), (2130, 98566), (2210, 94998), (2230, 94146), (2414, 86970), (2652, 79165), (2676, 78455), (2769, 75820), (2899, 72420), (3315, 63332), (3345, 62764), (3621, 57980), (3692, 56865), (3791, 55380), (4260, 49283), (4420, 47499), (4460, 47073), (4615, 45492), (4828, 43485), (5538, 37910), (5798, 36210), (6035, 34788), (6630, 31666), (6690, 31382), (7242, 28990), (7582, 27690), (8697, 24140), (9230, 22746), (11076, 18955), (11373, 18460), (11596, 18105), (12070, 17394), (13260, 15833), (13380, 15691), (13845, 15164), (14484, 14495)]