210898260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^3$

素因数の和:155

約数の個数: 144

約数和(自身を含む): 694289232

約数和(自身を除く): 483390972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 41, 45, 51, 60, 68, 82, 85, 90, 102, 123, 153, 164, 170, 180, 204, 205, 246, 255, 306, 340, 369, 410, 492, 510, 612, 615, 697, 738, 765, 820, 1020, 1230, 1394, 1476, 1530, 1681, 1845, 2091, 2460, 2788, 3060, 3362, 3485, 3690, 4182, 5043, 6273, 6724, 6970, 7380, 8364, 8405, 10086, 10455, 12546, 13940, 15129, 16810, 20172, 20910, 25092, 25215, 28577, 30258, 31365, 33620, 41820, 50430, 57154, 60516, 62730, 68921, 75645, 85731, 100860, 114308, 125460, 137842, 142885, 151290, 171462, 206763, 257193, 275684, 285770, 302580, 342924, 344605, 413526, 428655, 514386, 571540, 620289, 689210, 827052, 857310, 1028772, 1033815, 1171657, 1240578, 1285965, 1378420, 1714620, 2067630, 2343314, 2481156, 2571930, 3101445, 3514971, 4135260, 4686628, 5143860, 5858285, 6202890, 7029942, 10544913, 11716570, 12405780, 14059884, 17574855, 21089826, 23433140, 35149710, 42179652, 52724565, 70299420, 105449130, 210898260]

約数ペア:

[(1, 210898260), (2, 105449130), (3, 70299420), (4, 52724565), (5, 42179652), (6, 35149710), (9, 23433140), (10, 21089826), (12, 17574855), (15, 14059884), (17, 12405780), (18, 11716570), (20, 10544913), (30, 7029942), (34, 6202890), (36, 5858285), (41, 5143860), (45, 4686628), (51, 4135260), (60, 3514971), (68, 3101445), (82, 2571930), (85, 2481156), (90, 2343314), (102, 2067630), (123, 1714620), (153, 1378420), (164, 1285965), (170, 1240578), (180, 1171657), (204, 1033815), (205, 1028772), (246, 857310), (255, 827052), (306, 689210), (340, 620289), (369, 571540), (410, 514386), (492, 428655), (510, 413526), (612, 344605), (615, 342924), (697, 302580), (738, 285770), (765, 275684), (820, 257193), (1020, 206763), (1230, 171462), (1394, 151290), (1476, 142885), (1530, 137842), (1681, 125460), (1845, 114308), (2091, 100860), (2460, 85731), (2788, 75645), (3060, 68921), (3362, 62730), (3485, 60516), (3690, 57154), (4182, 50430), (5043, 41820), (6273, 33620), (6724, 31365), (6970, 30258), (7380, 28577), (8364, 25215), (8405, 25092), (10086, 20910), (10455, 20172), (12546, 16810), (13940, 15129)]