1978147800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{229}}^1\times {\mathrm{4799}}^1$

素因数の和:5050

約数の個数: 144

約数和(自身を含む): 6673680000

約数和(自身を除く): 4695532200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 229, 300, 360, 450, 458, 600, 687, 900, 916, 1145, 1374, 1800, 1832, 2061, 2290, 2748, 3435, 4122, 4580, 4799, 5496, 5725, 6870, 8244, 9160, 9598, 10305, 11450, 13740, 14397, 16488, 17175, 19196, 20610, 22900, 23995, 27480, 28794, 34350, 38392, 41220, 43191, 45800, 47990, 51525, 57588, 68700, 71985, 82440, 86382, 95980, 103050, 115176, 119975, 137400, 143970, 172764, 191960, 206100, 215955, 239950, 287940, 345528, 359925, 412200, 431910, 479900, 575880, 719850, 863820, 959800, 1079775, 1098971, 1439700, 1727640, 2159550, 2197942, 2879400, 3296913, 4319100, 4395884, 5494855, 6593826, 8638200, 8791768, 9890739, 10989710, 13187652, 16484565, 19781478, 21979420, 26375304, 27474275, 32969130, 39562956, 43958840, 49453695, 54948550, 65938260, 79125912, 82422825, 98907390, 109897100, 131876520, 164845650, 197814780, 219794200, 247268475, 329691300, 395629560, 494536950, 659382600, 989073900, 1978147800]

約数ペア:

[(1, 1978147800), (2, 989073900), (3, 659382600), (4, 494536950), (5, 395629560), (6, 329691300), (8, 247268475), (9, 219794200), (10, 197814780), (12, 164845650), (15, 131876520), (18, 109897100), (20, 98907390), (24, 82422825), (25, 79125912), (30, 65938260), (36, 54948550), (40, 49453695), (45, 43958840), (50, 39562956), (60, 32969130), (72, 27474275), (75, 26375304), (90, 21979420), (100, 19781478), (120, 16484565), (150, 13187652), (180, 10989710), (200, 9890739), (225, 8791768), (229, 8638200), (300, 6593826), (360, 5494855), (450, 4395884), (458, 4319100), (600, 3296913), (687, 2879400), (900, 2197942), (916, 2159550), (1145, 1727640), (1374, 1439700), (1800, 1098971), (1832, 1079775), (2061, 959800), (2290, 863820), (2748, 719850), (3435, 575880), (4122, 479900), (4580, 431910), (4799, 412200), (5496, 359925), (5725, 345528), (6870, 287940), (8244, 239950), (9160, 215955), (9598, 206100), (10305, 191960), (11450, 172764), (13740, 143970), (14397, 137400), (16488, 119975), (17175, 115176), (19196, 103050), (20610, 95980), (22900, 86382), (23995, 82440), (27480, 71985), (28794, 68700), (34350, 57588), (38392, 51525), (41220, 47990), (43191, 45800)]